Home / 130,465,692.92-179,894,737.14-83,360,533.34

Finding the Fourth Proportional to 130,465,692.92, 179,894,737.14 and 83,360,533.34

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Solution

The fourth proportional to 130,465,692.92, 179,894,737.14 and 83,360,533.34 is: 114,943,023.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,465,692.92 : 179,894,737.14 = 83,360,533.34 : x
  2. Step 2: Convert to fraction form
    130,465,692.92/179,894,737.14 = 83,360,533.34/x
  3. Step 3: Cross multiply
    130,465,692.92x = 179,894,737.14 × 83,360,533.34
  4. Step 4: Simplify right side
    130,465,692.92x = 14,996,121,233,049,506
  5. Step 5: Solve for x
    x = 14,996,121,233,049,506/130,465,692.92
  6. Step 6: Final answer
    x = 114,943,023.70

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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.