Home / 384,912,807.60-577,369,211.40-247,163,300.40

Finding the Fourth Proportional to 384,912,807.60, 577,369,211.40 and 247,163,300.40

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Solution

The fourth proportional to 384,912,807.60, 577,369,211.40 and 247,163,300.40 is: 370,744,950.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,912,807.60 : 577,369,211.40 = 247,163,300.40 : x
  2. Step 2: Convert to fraction form
    384,912,807.60/577,369,211.40 = 247,163,300.40/x
  3. Step 3: Cross multiply
    384,912,807.60x = 577,369,211.40 × 247,163,300.40
  4. Step 4: Simplify right side
    384,912,807.60x = 142,704,479,838,969,296
  5. Step 5: Solve for x
    x = 142,704,479,838,969,296/384,912,807.60
  6. Step 6: Final answer
    x = 370,744,950.60

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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.