Home / 1,184,912,915.52-1,636,278,975.20-887,038,018.86

Finding the Fourth Proportional to 1,184,912,915.52, 1,636,278,975.20 and 887,038,018.86

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Solution

The fourth proportional to 1,184,912,915.52, 1,636,278,975.20 and 887,038,018.86 is: 1,224,935,302.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184,912,915.52 : 1,636,278,975.20 = 887,038,018.86 : x
  2. Step 2: Convert to fraction form
    1,184,912,915.52/1,636,278,975.20 = 887,038,018.86/x
  3. Step 3: Cross multiply
    1,184,912,915.52x = 1,636,278,975.20 × 887,038,018.86
  4. Step 4: Simplify right side
    1,184,912,915.52x = 1,451,441,660,463,679,232
  5. Step 5: Solve for x
    x = 1,451,441,660,463,679,232/1,184,912,915.52
  6. Step 6: Final answer
    x = 1,224,935,302.38

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Double scale
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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.