Home / 127,877,459.60-191,816,189.40-56,073,875.60

Finding the Fourth Proportional to 127,877,459.60, 191,816,189.40 and 56,073,875.60

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Solution

The fourth proportional to 127,877,459.60, 191,816,189.40 and 56,073,875.60 is: 84,110,813.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,877,459.60 : 191,816,189.40 = 56,073,875.60 : x
  2. Step 2: Convert to fraction form
    127,877,459.60/191,816,189.40 = 56,073,875.60/x
  3. Step 3: Cross multiply
    127,877,459.60x = 191,816,189.40 × 56,073,875.60
  4. Step 4: Simplify right side
    127,877,459.60x = 10,755,877,142,481,640
  5. Step 5: Solve for x
    x = 10,755,877,142,481,640/127,877,459.60
  6. Step 6: Final answer
    x = 84,110,813.40

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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.