Home / 113,542,075.27-156,688,126.94-61,331,111.40

Finding the Fourth Proportional to 113,542,075.27, 156,688,126.94 and 61,331,111.40

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Solution

The fourth proportional to 113,542,075.27, 156,688,126.94 and 61,331,111.40 is: 84,636,967.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,542,075.27 : 156,688,126.94 = 61,331,111.40 : x
  2. Step 2: Convert to fraction form
    113,542,075.27/156,688,126.94 = 61,331,111.40/x
  3. Step 3: Cross multiply
    113,542,075.27x = 156,688,126.94 × 61,331,111.40
  4. Step 4: Simplify right side
    113,542,075.27x = 9,609,856,968,567,808
  5. Step 5: Solve for x
    x = 9,609,856,968,567,808/113,542,075.27
  6. Step 6: Final answer
    x = 84,636,967.80

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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.