Home / 480,071,042.83-662,604,617.03-291,859,344.16

Finding the Fourth Proportional to 480,071,042.83, 662,604,617.03 and 291,859,344.16

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Solution

The fourth proportional to 480,071,042.83, 662,604,617.03 and 291,859,344.16 is: 402,830,689.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,071,042.83 : 662,604,617.03 = 291,859,344.16 : x
  2. Step 2: Convert to fraction form
    480,071,042.83/662,604,617.03 = 291,859,344.16/x
  3. Step 3: Cross multiply
    480,071,042.83x = 662,604,617.03 × 291,859,344.16
  4. Step 4: Simplify right side
    480,071,042.83x = 193,387,348,963,763,776
  5. Step 5: Solve for x
    x = 193,387,348,963,763,776/480,071,042.83
  6. Step 6: Final answer
    x = 402,830,689.02

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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.