Home / 92,730,186.40-139,095,279.60-65,520,407.20

Finding the Fourth Proportional to 92,730,186.40, 139,095,279.60 and 65,520,407.20

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Solution

The fourth proportional to 92,730,186.40, 139,095,279.60 and 65,520,407.20 is: 98,280,610.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,730,186.40 : 139,095,279.60 = 65,520,407.20 : x
  2. Step 2: Convert to fraction form
    92,730,186.40/139,095,279.60 = 65,520,407.20/x
  3. Step 3: Cross multiply
    92,730,186.40x = 139,095,279.60 × 65,520,407.20
  4. Step 4: Simplify right side
    92,730,186.40x = 9,113,579,358,989,854
  5. Step 5: Solve for x
    x = 9,113,579,358,989,854/92,730,186.40
  6. Step 6: Final answer
    x = 98,280,610.80

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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.