Home / 15,351,313,177.84-21,185,908,432.50-8,484,562,086.10

Finding the Fourth Proportional to 15,351,313,177.84, 21,185,908,432.50 and 8,484,562,086.10

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Solution

The fourth proportional to 15,351,313,177.84, 21,185,908,432.50 and 8,484,562,086.10 is: 11,709,301,566.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,351,313,177.84 : 21,185,908,432.50 = 8,484,562,086.10 : x
  2. Step 2: Convert to fraction form
    15,351,313,177.84/21,185,908,432.50 = 8,484,562,086.10/x
  3. Step 3: Cross multiply
    15,351,313,177.84x = 21,185,908,432.50 × 8,484,562,086.10
  4. Step 4: Simplify right side
    15,351,313,177.84x = 179,753,155,445,975,777,280
  5. Step 5: Solve for x
    x = 179,753,155,445,975,777,280/15,351,313,177.84
  6. Step 6: Final answer
    x = 11,709,301,566.82

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1.5x scale

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.