Home / 131,516,364.22-181,495,543.93-85,187,256.93

Finding the Fourth Proportional to 131,516,364.22, 181,495,543.93 and 85,187,256.93

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Solution

The fourth proportional to 131,516,364.22, 181,495,543.93 and 85,187,256.93 is: 117,560,332.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,516,364.22 : 181,495,543.93 = 85,187,256.93 : x
  2. Step 2: Convert to fraction form
    131,516,364.22/181,495,543.93 = 85,187,256.93/x
  3. Step 3: Cross multiply
    131,516,364.22x = 181,495,543.93 × 85,187,256.93
  4. Step 4: Simplify right side
    131,516,364.22x = 15,461,107,532,202,046
  5. Step 5: Solve for x
    x = 15,461,107,532,202,046/131,516,364.22
  6. Step 6: Final answer
    x = 117,560,332.69

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.