Home / 84,812,854.10-127,219,281.15-57,938,998.10

Finding the Fourth Proportional to 84,812,854.10, 127,219,281.15 and 57,938,998.10

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Solution

The fourth proportional to 84,812,854.10, 127,219,281.15 and 57,938,998.10 is: 86,908,497.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,812,854.10 : 127,219,281.15 = 57,938,998.10 : x
  2. Step 2: Convert to fraction form
    84,812,854.10/127,219,281.15 = 57,938,998.10/x
  3. Step 3: Cross multiply
    84,812,854.10x = 127,219,281.15 × 57,938,998.10
  4. Step 4: Simplify right side
    84,812,854.10x = 7,370,957,688,833,216
  5. Step 5: Solve for x
    x = 7,370,957,688,833,216/84,812,854.10
  6. Step 6: Final answer
    x = 86,908,497.15

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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.