Home / 101,506,456.17-140,075,284.87-57,452,508.90

Finding the Fourth Proportional to 101,506,456.17, 140,075,284.87 and 57,452,508.90

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Solution

The fourth proportional to 101,506,456.17, 140,075,284.87 and 57,452,508.90 is: 79,282,410.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,506,456.17 : 140,075,284.87 = 57,452,508.90 : x
  2. Step 2: Convert to fraction form
    101,506,456.17/140,075,284.87 = 57,452,508.90/x
  3. Step 3: Cross multiply
    101,506,456.17x = 140,075,284.87 × 57,452,508.90
  4. Step 4: Simplify right side
    101,506,456.17x = 8,047,676,550,663,710
  5. Step 5: Solve for x
    x = 8,047,676,550,663,710/101,506,456.17
  6. Step 6: Final answer
    x = 79,282,410.74

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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.