Home / 372,832,836.56-514,513,349.12-205,569,421.44

Finding the Fourth Proportional to 372,832,836.56, 514,513,349.12 and 205,569,421.44

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Solution

The fourth proportional to 372,832,836.56, 514,513,349.12 and 205,569,421.44 is: 283,688,026.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,832,836.56 : 514,513,349.12 = 205,569,421.44 : x
  2. Step 2: Convert to fraction form
    372,832,836.56/514,513,349.12 = 205,569,421.44/x
  3. Step 3: Cross multiply
    372,832,836.56x = 514,513,349.12 × 205,569,421.44
  4. Step 4: Simplify right side
    372,832,836.56x = 105,768,211,501,755,136
  5. Step 5: Solve for x
    x = 105,768,211,501,755,136/372,832,836.56
  6. Step 6: Final answer
    x = 283,688,026.19

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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.