Home / 501,808,705,335.36-752,712,118,435.08-157,236,086,478.69

Finding the Fourth Proportional to 501,808,705,335.36, 752,712,118,435.08 and 157,236,086,478.69

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Solution

The fourth proportional to 501,808,705,335.36, 752,712,118,435.08 and 157,236,086,478.69 is: 235,853,835,315.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,808,705,335.36 : 752,712,118,435.08 = 157,236,086,478.69 : x
  2. Step 2: Convert to fraction form
    501,808,705,335.36/752,712,118,435.08 = 157,236,086,478.69/x
  3. Step 3: Cross multiply
    501,808,705,335.36x = 752,712,118,435.08 × 157,236,086,478.69
  4. Step 4: Simplify right side
    501,808,705,335.36x = 118,353,507,747,816,187,887,616
  5. Step 5: Solve for x
    x = 118,353,507,747,816,187,887,616/501,808,705,335.36
  6. Step 6: Final answer
    x = 235,853,835,315.03

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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.