Home / 1,179,426,000.60-1,769,139,000.90-402,955,270.20

Finding the Fourth Proportional to 1,179,426,000.60, 1,769,139,000.90 and 402,955,270.20

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Solution

The fourth proportional to 1,179,426,000.60, 1,769,139,000.90 and 402,955,270.20 is: 604,432,905.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,426,000.60 : 1,769,139,000.90 = 402,955,270.20 : x
  2. Step 2: Convert to fraction form
    1,179,426,000.60/1,769,139,000.90 = 402,955,270.20/x
  3. Step 3: Cross multiply
    1,179,426,000.60x = 1,769,139,000.90 × 402,955,270.20
  4. Step 4: Simplify right side
    1,179,426,000.60x = 712,883,884,129,017,600
  5. Step 5: Solve for x
    x = 712,883,884,129,017,600/1,179,426,000.60
  6. Step 6: Final answer
    x = 604,432,905.30

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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.