Home / 90,541,702,840.04-124,943,912,144.13-49,341,207,723.35

Finding the Fourth Proportional to 90,541,702,840.04, 124,943,912,144.13 and 49,341,207,723.35

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Solution

The fourth proportional to 90,541,702,840.04, 124,943,912,144.13 and 49,341,207,723.35 is: 68,088,884,232.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,541,702,840.04 : 124,943,912,144.13 = 49,341,207,723.35 : x
  2. Step 2: Convert to fraction form
    90,541,702,840.04/124,943,912,144.13 = 49,341,207,723.35/x
  3. Step 3: Cross multiply
    90,541,702,840.04x = 124,943,912,144.13 × 49,341,207,723.35
  4. Step 4: Simplify right side
    90,541,702,840.04x = 6,164,883,522,870,886,531,072
  5. Step 5: Solve for x
    x = 6,164,883,522,870,886,531,072/90,541,702,840.04
  6. Step 6: Final answer
    x = 68,088,884,232.30

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Double scale
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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.