Home / 113,542,070.02-156,688,119.70-61,331,106.15

Finding the Fourth Proportional to 113,542,070.02, 156,688,119.70 and 61,331,106.15

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Solution

The fourth proportional to 113,542,070.02, 156,688,119.70 and 61,331,106.15 is: 84,636,960.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,542,070.02 : 156,688,119.70 = 61,331,106.15 : x
  2. Step 2: Convert to fraction form
    113,542,070.02/156,688,119.70 = 61,331,106.15/x
  3. Step 3: Cross multiply
    113,542,070.02x = 156,688,119.70 × 61,331,106.15
  4. Step 4: Simplify right side
    113,542,070.02x = 9,609,855,701,611,278
  5. Step 5: Solve for x
    x = 9,609,855,701,611,278/113,542,070.02
  6. Step 6: Final answer
    x = 84,636,960.56

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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.