Home / 9,308,849,988.69-12,846,107,159.62-5,079,833,829.45

Finding the Fourth Proportional to 9,308,849,988.69, 12,846,107,159.62 and 5,079,833,829.45

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Solution

The fourth proportional to 9,308,849,988.69, 12,846,107,159.62 and 5,079,833,829.45 is: 7,010,112,936.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,308,849,988.69 : 12,846,107,159.62 = 5,079,833,829.45 : x
  2. Step 2: Convert to fraction form
    9,308,849,988.69/12,846,107,159.62 = 5,079,833,829.45/x
  3. Step 3: Cross multiply
    9,308,849,988.69x = 12,846,107,159.62 × 5,079,833,829.45
  4. Step 4: Simplify right side
    9,308,849,988.69x = 65,256,089,726,167,367,680
  5. Step 5: Solve for x
    x = 65,256,089,726,167,367,680/9,308,849,988.69
  6. Step 6: Final answer
    x = 7,010,112,936.13

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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.