Home / 157,603,985.04-236,551,300.38-79,935,399.48

Finding the Fourth Proportional to 157,603,985.04, 236,551,300.38 and 79,935,399.48

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Solution

The fourth proportional to 157,603,985.04, 236,551,300.38 and 79,935,399.48 is: 119,976,805.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,603,985.04 : 236,551,300.38 = 79,935,399.48 : x
  2. Step 2: Convert to fraction form
    157,603,985.04/236,551,300.38 = 79,935,399.48/x
  3. Step 3: Cross multiply
    157,603,985.04x = 236,551,300.38 × 79,935,399.48
  4. Step 4: Simplify right side
    157,603,985.04x = 18,908,822,693,388,776
  5. Step 5: Solve for x
    x = 18,908,822,693,388,776/157,603,985.04
  6. Step 6: Final answer
    x = 119,976,805.72

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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.