Home / 153,959,088.69-230,973,100.16-51,720,337.89

Finding the Fourth Proportional to 153,959,088.69, 230,973,100.16 and 51,720,337.89

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Solution

The fourth proportional to 153,959,088.69, 230,973,100.16 and 51,720,337.89 is: 77,592,085.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,959,088.69 : 230,973,100.16 = 51,720,337.89 : x
  2. Step 2: Convert to fraction form
    153,959,088.69/230,973,100.16 = 51,720,337.89/x
  3. Step 3: Cross multiply
    153,959,088.69x = 230,973,100.16 × 51,720,337.89
  4. Step 4: Simplify right side
    153,959,088.69x = 11,946,006,783,517,412
  5. Step 5: Solve for x
    x = 11,946,006,783,517,412/153,959,088.69
  6. Step 6: Final answer
    x = 77,592,085.57

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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.