Home / 101,130,746.12-139,536,159.19-61,437,483.44

Finding the Fourth Proportional to 101,130,746.12, 139,536,159.19 and 61,437,483.44

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Solution

The fourth proportional to 101,130,746.12, 139,536,159.19 and 61,437,483.44 is: 84,768,982.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,130,746.12 : 139,536,159.19 = 61,437,483.44 : x
  2. Step 2: Convert to fraction form
    101,130,746.12/139,536,159.19 = 61,437,483.44/x
  3. Step 3: Cross multiply
    101,130,746.12x = 139,536,159.19 × 61,437,483.44
  4. Step 4: Simplify right side
    101,130,746.12x = 8,572,750,468,665,555
  5. Step 5: Solve for x
    x = 8,572,750,468,665,555/101,130,746.12
  6. Step 6: Final answer
    x = 84,768,982.71

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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.