Home / 357,337,309.04-535,776,558.15-138,754,739.96

Finding the Fourth Proportional to 357,337,309.04, 535,776,558.15 and 138,754,739.96

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Solution

The fourth proportional to 357,337,309.04, 535,776,558.15 and 138,754,739.96 is: 208,043,031.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,337,309.04 : 535,776,558.15 = 138,754,739.96 : x
  2. Step 2: Convert to fraction form
    357,337,309.04/535,776,558.15 = 138,754,739.96/x
  3. Step 3: Cross multiply
    357,337,309.04x = 535,776,558.15 × 138,754,739.96
  4. Step 4: Simplify right side
    357,337,309.04x = 74,341,537,002,767,072
  5. Step 5: Solve for x
    x = 74,341,537,002,767,072/357,337,309.04
  6. Step 6: Final answer
    x = 208,043,031.39

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.