Home / 832,861,123.34-1,149,348,459.07-461,607,123.02

Finding the Fourth Proportional to 832,861,123.34, 1,149,348,459.07 and 461,607,123.02

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Solution

The fourth proportional to 832,861,123.34, 1,149,348,459.07 and 461,607,123.02 is: 637,017,890.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,861,123.34 : 1,149,348,459.07 = 461,607,123.02 : x
  2. Step 2: Convert to fraction form
    832,861,123.34/1,149,348,459.07 = 461,607,123.02/x
  3. Step 3: Cross multiply
    832,861,123.34x = 1,149,348,459.07 × 461,607,123.02
  4. Step 4: Simplify right side
    832,861,123.34x = 530,547,435,541,331,904
  5. Step 5: Solve for x
    x = 530,547,435,541,331,904/832,861,123.34
  6. Step 6: Final answer
    x = 637,017,890.11

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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.