Home / 550,646,869.40-825,997,750.04-157,232,045.80

Finding the Fourth Proportional to 550,646,869.40, 825,997,750.04 and 157,232,045.80

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Solution

The fourth proportional to 550,646,869.40, 825,997,750.04 and 157,232,045.80 is: 235,855,905.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,646,869.40 : 825,997,750.04 = 157,232,045.80 : x
  2. Step 2: Convert to fraction form
    550,646,869.40/825,997,750.04 = 157,232,045.80/x
  3. Step 3: Cross multiply
    550,646,869.40x = 825,997,750.04 × 157,232,045.80
  4. Step 4: Simplify right side
    550,646,869.40x = 129,873,316,064,986,240
  5. Step 5: Solve for x
    x = 129,873,316,064,986,240/550,646,869.40
  6. Step 6: Final answer
    x = 235,855,905.63

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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.