Home / 284,059,298.61-425,712,264.48-145,879,324.20

Finding the Fourth Proportional to 284,059,298.61, 425,712,264.48 and 145,879,324.20

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Solution

The fourth proportional to 284,059,298.61, 425,712,264.48 and 145,879,324.20 is: 218,625,539.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,059,298.61 : 425,712,264.48 = 145,879,324.20 : x
  2. Step 2: Convert to fraction form
    284,059,298.61/425,712,264.48 = 145,879,324.20/x
  3. Step 3: Cross multiply
    284,059,298.61x = 425,712,264.48 × 145,879,324.20
  4. Step 4: Simplify right side
    284,059,298.61x = 62,102,617,445,994,064
  5. Step 5: Solve for x
    x = 62,102,617,445,994,064/284,059,298.61
  6. Step 6: Final answer
    x = 218,625,539.63

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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.