Home / 45,015,518,210.38-67,543,897,439.60-19,497,471,475.16

Finding the Fourth Proportional to 45,015,518,210.38, 67,543,897,439.60 and 19,497,471,475.16

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Solution

The fourth proportional to 45,015,518,210.38, 67,543,897,439.60 and 19,497,471,475.16 is: 29,255,138,361.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,015,518,210.38 : 67,543,897,439.60 = 19,497,471,475.16 : x
  2. Step 2: Convert to fraction form
    45,015,518,210.38/67,543,897,439.60 = 19,497,471,475.16/x
  3. Step 3: Cross multiply
    45,015,518,210.38x = 67,543,897,439.60 × 19,497,471,475.16
  4. Step 4: Simplify right side
    45,015,518,210.38x = 1,316,935,213,649,733,615,616
  5. Step 5: Solve for x
    x = 1,316,935,213,649,733,615,616/45,015,518,210.38
  6. Step 6: Final answer
    x = 29,255,138,361.29

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1.5x scale

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.