Home / 591,127,963,470.18-815,817,390,635.46-359,657,915,530.92

Finding the Fourth Proportional to 591,127,963,470.18, 815,817,390,635.46 and 359,657,915,530.92

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Solution

The fourth proportional to 591,127,963,470.18, 815,817,390,635.46 and 359,657,915,530.92 is: 496,364,916,400.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,127,963,470.18 : 815,817,390,635.46 = 359,657,915,530.92 : x
  2. Step 2: Convert to fraction form
    591,127,963,470.18/815,817,390,635.46 = 359,657,915,530.92/x
  3. Step 3: Cross multiply
    591,127,963,470.18x = 815,817,390,635.46 × 359,657,915,530.92
  4. Step 4: Simplify right side
    591,127,963,470.18x = 293,415,182,169,823,823,003,648
  5. Step 5: Solve for x
    x = 293,415,182,169,823,823,003,648/591,127,963,470.18
  6. Step 6: Final answer
    x = 496,364,916,400.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.