Home / 242,574,217.80-363,861,326.70-70,056,659.40

Finding the Fourth Proportional to 242,574,217.80, 363,861,326.70 and 70,056,659.40

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Solution

The fourth proportional to 242,574,217.80, 363,861,326.70 and 70,056,659.40 is: 105,084,989.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,574,217.80 : 363,861,326.70 = 70,056,659.40 : x
  2. Step 2: Convert to fraction form
    242,574,217.80/363,861,326.70 = 70,056,659.40/x
  3. Step 3: Cross multiply
    242,574,217.80x = 363,861,326.70 × 70,056,659.40
  4. Step 4: Simplify right side
    242,574,217.80x = 25,490,909,033,454,028
  5. Step 5: Solve for x
    x = 25,490,909,033,454,028/242,574,217.80
  6. Step 6: Final answer
    x = 105,084,989.10

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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.