Home / 384,980,101.60-577,470,152.40-298,983,762.40

Finding the Fourth Proportional to 384,980,101.60, 577,470,152.40 and 298,983,762.40

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Solution

The fourth proportional to 384,980,101.60, 577,470,152.40 and 298,983,762.40 is: 448,475,643.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,980,101.60 : 577,470,152.40 = 298,983,762.40 : x
  2. Step 2: Convert to fraction form
    384,980,101.60/577,470,152.40 = 298,983,762.40/x
  3. Step 3: Cross multiply
    384,980,101.60x = 577,470,152.40 × 298,983,762.40
  4. Step 4: Simplify right side
    384,980,101.60x = 172,654,198,838,253,376
  5. Step 5: Solve for x
    x = 172,654,198,838,253,376/384,980,101.60
  6. Step 6: Final answer
    x = 448,475,643.60

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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.