Home / 676,423,220.76-933,132,333.87-586,989,641.16

Finding the Fourth Proportional to 676,423,220.76, 933,132,333.87 and 586,989,641.16

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Solution

The fourth proportional to 676,423,220.76, 933,132,333.87 and 586,989,641.16 is: 809,757,851.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,423,220.76 : 933,132,333.87 = 586,989,641.16 : x
  2. Step 2: Convert to fraction form
    676,423,220.76/933,132,333.87 = 586,989,641.16/x
  3. Step 3: Cross multiply
    676,423,220.76x = 933,132,333.87 × 586,989,641.16
  4. Step 4: Simplify right side
    676,423,220.76x = 547,739,013,813,144,576
  5. Step 5: Solve for x
    x = 547,739,013,813,144,576/676,423,220.76
  6. Step 6: Final answer
    x = 809,757,851.30

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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.