Home / 292,518,062.20-438,842,047.20-98,423,999.20

Finding the Fourth Proportional to 292,518,062.20, 438,842,047.20 and 98,423,999.20

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Solution

The fourth proportional to 292,518,062.20, 438,842,047.20 and 98,423,999.20 is: 147,657,853.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,518,062.20 : 438,842,047.20 = 98,423,999.20 : x
  2. Step 2: Convert to fraction form
    292,518,062.20/438,842,047.20 = 98,423,999.20/x
  3. Step 3: Cross multiply
    292,518,062.20x = 438,842,047.20 × 98,423,999.20
  4. Step 4: Simplify right side
    292,518,062.20x = 43,192,589,302,539,160
  5. Step 5: Solve for x
    x = 43,192,589,302,539,160/292,518,062.20
  6. Step 6: Final answer
    x = 147,657,853.94

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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.