Home / 65,112,888.83-89,852,486.76-38,652,373.70

Finding the Fourth Proportional to 65,112,888.83, 89,852,486.76 and 38,652,373.70

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Solution

The fourth proportional to 65,112,888.83, 89,852,486.76 and 38,652,373.70 is: 53,338,316.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,112,888.83 : 89,852,486.76 = 38,652,373.70 : x
  2. Step 2: Convert to fraction form
    65,112,888.83/89,852,486.76 = 38,652,373.70/x
  3. Step 3: Cross multiply
    65,112,888.83x = 89,852,486.76 × 38,652,373.70
  4. Step 4: Simplify right side
    65,112,888.83x = 3,473,011,896,009,506.50
  5. Step 5: Solve for x
    x = 3,473,011,896,009,506.50/65,112,888.83
  6. Step 6: Final answer
    x = 53,338,316.86

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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.