Home / 10,358,528,581.80-15,537,792,872.70-10,186,535,903.40

Finding the Fourth Proportional to 10,358,528,581.80, 15,537,792,872.70 and 10,186,535,903.40

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Solution

The fourth proportional to 10,358,528,581.80, 15,537,792,872.70 and 10,186,535,903.40 is: 15,279,803,855.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,358,528,581.80 : 15,537,792,872.70 = 10,186,535,903.40 : x
  2. Step 2: Convert to fraction form
    10,358,528,581.80/15,537,792,872.70 = 10,186,535,903.40/x
  3. Step 3: Cross multiply
    10,358,528,581.80x = 15,537,792,872.70 × 10,186,535,903.40
  4. Step 4: Simplify right side
    10,358,528,581.80x = 158,276,284,957,351,182,336
  5. Step 5: Solve for x
    x = 158,276,284,957,351,182,336/10,358,528,581.80
  6. Step 6: Final answer
    x = 15,279,803,855.10

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.