Home / 7,528,575,175.72-10,389,376,318.70-4,141,411,555.30

Finding the Fourth Proportional to 7,528,575,175.72, 10,389,376,318.70 and 4,141,411,555.30

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Solution

The fourth proportional to 7,528,575,175.72, 10,389,376,318.70 and 4,141,411,555.30 is: 5,715,116,357.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,528,575,175.72 : 10,389,376,318.70 = 4,141,411,555.30 : x
  2. Step 2: Convert to fraction form
    7,528,575,175.72/10,389,376,318.70 = 4,141,411,555.30/x
  3. Step 3: Cross multiply
    7,528,575,175.72x = 10,389,376,318.70 × 4,141,411,555.30
  4. Step 4: Simplify right side
    7,528,575,175.72x = 43,026,683,138,624,364,544
  5. Step 5: Solve for x
    x = 43,026,683,138,624,364,544/7,528,575,175.72
  6. Step 6: Final answer
    x = 5,715,116,357.92

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.