Home / 965,436,042.10-1,448,154,063.15-578,452,515.70

Finding the Fourth Proportional to 965,436,042.10, 1,448,154,063.15 and 578,452,515.70

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Solution

The fourth proportional to 965,436,042.10, 1,448,154,063.15 and 578,452,515.70 is: 867,678,773.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,436,042.10 : 1,448,154,063.15 = 578,452,515.70 : x
  2. Step 2: Convert to fraction form
    965,436,042.10/1,448,154,063.15 = 578,452,515.70/x
  3. Step 3: Cross multiply
    965,436,042.10x = 1,448,154,063.15 × 578,452,515.70
  4. Step 4: Simplify right side
    965,436,042.10x = 837,688,360,950,294,272
  5. Step 5: Solve for x
    x = 837,688,360,950,294,272/965,436,042.10
  6. Step 6: Final answer
    x = 867,678,773.55

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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.