Home / 591,127,963,417.20-815,817,390,562.56-359,657,915,478.24

Finding the Fourth Proportional to 591,127,963,417.20, 815,817,390,562.56 and 359,657,915,478.24

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Solution

The fourth proportional to 591,127,963,417.20, 815,817,390,562.56 and 359,657,915,478.24 is: 496,364,916,327.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,127,963,417.20 : 815,817,390,562.56 = 359,657,915,478.24 : x
  2. Step 2: Convert to fraction form
    591,127,963,417.20/815,817,390,562.56 = 359,657,915,478.24/x
  3. Step 3: Cross multiply
    591,127,963,417.20x = 815,817,390,562.56 × 359,657,915,478.24
  4. Step 4: Simplify right side
    591,127,963,417.20x = 293,415,182,100,627,537,788,928
  5. Step 5: Solve for x
    x = 293,415,182,100,627,537,788,928/591,127,963,417.20
  6. Step 6: Final answer
    x = 496,364,916,327.84

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Double scale
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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.