Home / 749,228,001.20-1,123,842,001.80-737,748,875.60

Finding the Fourth Proportional to 749,228,001.20, 1,123,842,001.80 and 737,748,875.60

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Solution

The fourth proportional to 749,228,001.20, 1,123,842,001.80 and 737,748,875.60 is: 1,106,623,313.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,228,001.20 : 1,123,842,001.80 = 737,748,875.60 : x
  2. Step 2: Convert to fraction form
    749,228,001.20/1,123,842,001.80 = 737,748,875.60/x
  3. Step 3: Cross multiply
    749,228,001.20x = 1,123,842,001.80 × 737,748,875.60
  4. Step 4: Simplify right side
    749,228,001.20x = 829,113,173,180,003,200
  5. Step 5: Solve for x
    x = 829,113,173,180,003,200/749,228,001.20
  6. Step 6: Final answer
    x = 1,106,623,313.40

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1.5x scale

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.