Home / 808,662,888.03-1,213,128,429.17-283,895,795.55

Finding the Fourth Proportional to 808,662,888.03, 1,213,128,429.17 and 283,895,795.55

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Solution

The fourth proportional to 808,662,888.03, 1,213,128,429.17 and 283,895,795.55 is: 425,890,770.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,662,888.03 : 1,213,128,429.17 = 283,895,795.55 : x
  2. Step 2: Convert to fraction form
    808,662,888.03/1,213,128,429.17 = 283,895,795.55/x
  3. Step 3: Cross multiply
    808,662,888.03x = 1,213,128,429.17 × 283,895,795.55
  4. Step 4: Simplify right side
    808,662,888.03x = 344,402,060,502,119,488
  5. Step 5: Solve for x
    x = 344,402,060,502,119,488/808,662,888.03
  6. Step 6: Final answer
    x = 425,890,770.55

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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.