Home / 163,520,501.55-245,280,752.33-127,240,795.95

Finding the Fourth Proportional to 163,520,501.55, 245,280,752.33 and 127,240,795.95

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Solution

The fourth proportional to 163,520,501.55, 245,280,752.33 and 127,240,795.95 is: 190,861,193.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,520,501.55 : 245,280,752.33 = 127,240,795.95 : x
  2. Step 2: Convert to fraction form
    163,520,501.55/245,280,752.33 = 127,240,795.95/x
  3. Step 3: Cross multiply
    163,520,501.55x = 245,280,752.33 × 127,240,795.95
  4. Step 4: Simplify right side
    163,520,501.55x = 31,209,718,157,047,812
  5. Step 5: Solve for x
    x = 31,209,718,157,047,812/163,520,501.55
  6. Step 6: Final answer
    x = 190,861,193.93

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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.