Home / 372,754,038.83-514,402,127.31-205,486,625.43

Finding the Fourth Proportional to 372,754,038.83, 514,402,127.31 and 205,486,625.43

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Solution

The fourth proportional to 372,754,038.83, 514,402,127.31 and 205,486,625.43 is: 283,572,399.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,754,038.83 : 514,402,127.31 = 205,486,625.43 : x
  2. Step 2: Convert to fraction form
    372,754,038.83/514,402,127.31 = 205,486,625.43/x
  3. Step 3: Cross multiply
    372,754,038.83x = 514,402,127.31 × 205,486,625.43
  4. Step 4: Simplify right side
    372,754,038.83x = 105,702,757,254,945,152
  5. Step 5: Solve for x
    x = 105,702,757,254,945,152/372,754,038.83
  6. Step 6: Final answer
    x = 283,572,399.61

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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.