Home / 286,501,534.80-429,752,302.20-102,357,228.30

Finding the Fourth Proportional to 286,501,534.80, 429,752,302.20 and 102,357,228.30

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Solution

The fourth proportional to 286,501,534.80, 429,752,302.20 and 102,357,228.30 is: 153,535,842.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,501,534.80 : 429,752,302.20 = 102,357,228.30 : x
  2. Step 2: Convert to fraction form
    286,501,534.80/429,752,302.20 = 102,357,228.30/x
  3. Step 3: Cross multiply
    286,501,534.80x = 429,752,302.20 × 102,357,228.30
  4. Step 4: Simplify right side
    286,501,534.80x = 43,988,254,508,735,992
  5. Step 5: Solve for x
    x = 43,988,254,508,735,992/286,501,534.80
  6. Step 6: Final answer
    x = 153,535,842.45

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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.