Home / 107,518,720.40-161,278,663.80-26,739,688.40

Finding the Fourth Proportional to 107,518,720.40, 161,278,663.80 and 26,739,688.40

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Solution

The fourth proportional to 107,518,720.40, 161,278,663.80 and 26,739,688.40 is: 40,109,677.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,518,720.40 : 161,278,663.80 = 26,739,688.40 : x
  2. Step 2: Convert to fraction form
    107,518,720.40/161,278,663.80 = 26,739,688.40/x
  3. Step 3: Cross multiply
    107,518,720.40x = 161,278,663.80 × 26,739,688.40
  4. Step 4: Simplify right side
    107,518,720.40x = 4,312,541,215,580,360
  5. Step 5: Solve for x
    x = 4,312,541,215,580,360/107,518,720.40
  6. Step 6: Final answer
    x = 40,109,677.64

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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.