Home / 402,931,200.60-604,396,800.90-144,166,721.40

Finding the Fourth Proportional to 402,931,200.60, 604,396,800.90 and 144,166,721.40

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Solution

The fourth proportional to 402,931,200.60, 604,396,800.90 and 144,166,721.40 is: 216,250,082.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,931,200.60 : 604,396,800.90 = 144,166,721.40 : x
  2. Step 2: Convert to fraction form
    402,931,200.60/604,396,800.90 = 144,166,721.40/x
  3. Step 3: Cross multiply
    402,931,200.60x = 604,396,800.90 × 144,166,721.40
  4. Step 4: Simplify right side
    402,931,200.60x = 87,133,905,210,401,568
  5. Step 5: Solve for x
    x = 87,133,905,210,401,568/402,931,200.60
  6. Step 6: Final answer
    x = 216,250,082.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.