Home / 851,306,963.12-1,174,803,089.47-460,166,387.12

Finding the Fourth Proportional to 851,306,963.12, 1,174,803,089.47 and 460,166,387.12

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Solution

The fourth proportional to 851,306,963.12, 1,174,803,089.47 and 460,166,387.12 is: 635,029,333.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,306,963.12 : 1,174,803,089.47 = 460,166,387.12 : x
  2. Step 2: Convert to fraction form
    851,306,963.12/1,174,803,089.47 = 460,166,387.12/x
  3. Step 3: Cross multiply
    851,306,963.12x = 1,174,803,089.47 × 460,166,387.12
  4. Step 4: Simplify right side
    851,306,963.12x = 540,604,893,251,799,552
  5. Step 5: Solve for x
    x = 540,604,893,251,799,552/851,306,963.12
  6. Step 6: Final answer
    x = 635,029,333.34

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1.5x scale

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.