Home / 140,316,726,951.42-210,487,463,695.48-39,588,475,980.66

Finding the Fourth Proportional to 140,316,726,951.42, 210,487,463,695.48 and 39,588,475,980.66

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Solution

The fourth proportional to 140,316,726,951.42, 210,487,463,695.48 and 39,588,475,980.66 is: 59,386,204,922.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,316,726,951.42 : 210,487,463,695.48 = 39,588,475,980.66 : x
  2. Step 2: Convert to fraction form
    140,316,726,951.42/210,487,463,695.48 = 39,588,475,980.66/x
  3. Step 3: Cross multiply
    140,316,726,951.42x = 210,487,463,695.48 × 39,588,475,980.66
  4. Step 4: Simplify right side
    140,316,726,951.42x = 8,332,877,900,738,555,019,264
  5. Step 5: Solve for x
    x = 8,332,877,900,738,555,019,264/140,316,726,951.42
  6. Step 6: Final answer
    x = 59,386,204,922.12

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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.