Home / 88,529,407.74-122,128,886.70-57,578,283.90

Finding the Fourth Proportional to 88,529,407.74, 122,128,886.70 and 57,578,283.90

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Solution

The fourth proportional to 88,529,407.74, 122,128,886.70 and 57,578,283.90 is: 79,430,913.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,529,407.74 : 122,128,886.70 = 57,578,283.90 : x
  2. Step 2: Convert to fraction form
    88,529,407.74/122,128,886.70 = 57,578,283.90/x
  3. Step 3: Cross multiply
    88,529,407.74x = 122,128,886.70 × 57,578,283.90
  4. Step 4: Simplify right side
    88,529,407.74x = 7,031,971,710,803,534
  5. Step 5: Solve for x
    x = 7,031,971,710,803,534/88,529,407.74
  6. Step 6: Final answer
    x = 79,430,913.30

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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.