Home / 417,748,259.70-626,643,203.40-158,983,535.06

Finding the Fourth Proportional to 417,748,259.70, 626,643,203.40 and 158,983,535.06

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Solution

The fourth proportional to 417,748,259.70, 626,643,203.40 and 158,983,535.06 is: 238,483,223.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,748,259.70 : 626,643,203.40 = 158,983,535.06 : x
  2. Step 2: Convert to fraction form
    417,748,259.70/626,643,203.40 = 158,983,535.06/x
  3. Step 3: Cross multiply
    417,748,259.70x = 626,643,203.40 × 158,983,535.06
  4. Step 4: Simplify right side
    417,748,259.70x = 99,625,951,697,854,608
  5. Step 5: Solve for x
    x = 99,625,951,697,854,608/417,748,259.70
  6. Step 6: Final answer
    x = 238,483,223.77

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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.