Home / 418,254,176.32-577,187,573.11-230,078,419.63

Finding the Fourth Proportional to 418,254,176.32, 577,187,573.11 and 230,078,419.63

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Solution

The fourth proportional to 418,254,176.32, 577,187,573.11 and 230,078,419.63 is: 317,506,464.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,254,176.32 : 577,187,573.11 = 230,078,419.63 : x
  2. Step 2: Convert to fraction form
    418,254,176.32/577,187,573.11 = 230,078,419.63/x
  3. Step 3: Cross multiply
    418,254,176.32x = 577,187,573.11 × 230,078,419.63
  4. Step 4: Simplify right side
    418,254,176.32x = 132,798,404,649,205,712
  5. Step 5: Solve for x
    x = 132,798,404,649,205,712/418,254,176.32
  6. Step 6: Final answer
    x = 317,506,464.18

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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.