Home / 10,157,514,812.44-14,017,402,915.79-5,641,393,047.35

Finding the Fourth Proportional to 10,157,514,812.44, 14,017,402,915.79 and 5,641,393,047.35

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Solution

The fourth proportional to 10,157,514,812.44, 14,017,402,915.79 and 5,641,393,047.35 is: 7,785,140,441.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,157,514,812.44 : 14,017,402,915.79 = 5,641,393,047.35 : x
  2. Step 2: Convert to fraction form
    10,157,514,812.44/14,017,402,915.79 = 5,641,393,047.35/x
  3. Step 3: Cross multiply
    10,157,514,812.44x = 14,017,402,915.79 × 5,641,393,047.35
  4. Step 4: Simplify right side
    10,157,514,812.44x = 79,077,679,350,951,460,864
  5. Step 5: Solve for x
    x = 79,077,679,350,951,460,864/10,157,514,812.44
  6. Step 6: Final answer
    x = 7,785,140,441.45

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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.