Home / 2,679,538,951.67-4,018,640,186.00-788,358,807.65

Finding the Fourth Proportional to 2,679,538,951.67, 4,018,640,186.00 and 788,358,807.65

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Solution

The fourth proportional to 2,679,538,951.67, 4,018,640,186.00 and 788,358,807.65 is: 1,182,341,605.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,679,538,951.67 : 4,018,640,186.00 = 788,358,807.65 : x
  2. Step 2: Convert to fraction form
    2,679,538,951.67/4,018,640,186.00 = 788,358,807.65/x
  3. Step 3: Cross multiply
    2,679,538,951.67x = 4,018,640,186.00 × 788,358,807.65
  4. Step 4: Simplify right side
    2,679,538,951.67x = 3,168,130,385,421,430,784
  5. Step 5: Solve for x
    x = 3,168,130,385,421,430,784/2,679,538,951.67
  6. Step 6: Final answer
    x = 1,182,341,605.24

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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.