Home / 70,116,127.95-105,652,785.29-57,616,635.63

Finding the Fourth Proportional to 70,116,127.95, 105,652,785.29 and 57,616,635.63

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Solution

The fourth proportional to 70,116,127.95, 105,652,785.29 and 57,616,635.63 is: 86,818,228.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,116,127.95 : 105,652,785.29 = 57,616,635.63 : x
  2. Step 2: Convert to fraction form
    70,116,127.95/105,652,785.29 = 57,616,635.63/x
  3. Step 3: Cross multiply
    70,116,127.95x = 105,652,785.29 × 57,616,635.63
  4. Step 4: Simplify right side
    70,116,127.95x = 6,087,358,033,492,596
  5. Step 5: Solve for x
    x = 6,087,358,033,492,596/70,116,127.95
  6. Step 6: Final answer
    x = 86,818,228.72

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.