Home / 301,438,905.60-452,158,358.40-288,684,321.60

Finding the Fourth Proportional to 301,438,905.60, 452,158,358.40 and 288,684,321.60

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Solution

The fourth proportional to 301,438,905.60, 452,158,358.40 and 288,684,321.60 is: 433,026,482.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,438,905.60 : 452,158,358.40 = 288,684,321.60 : x
  2. Step 2: Convert to fraction form
    301,438,905.60/452,158,358.40 = 288,684,321.60/x
  3. Step 3: Cross multiply
    301,438,905.60x = 452,158,358.40 × 288,684,321.60
  4. Step 4: Simplify right side
    301,438,905.60x = 130,531,028,950,473,664
  5. Step 5: Solve for x
    x = 130,531,028,950,473,664/301,438,905.60
  6. Step 6: Final answer
    x = 433,026,482.40

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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.