Home / 972,126,818-1,341,547,605.96-532,084,222.16

Finding the Fourth Proportional to 972,126,818, 1,341,547,605.96 and 532,084,222.16

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Solution

The fourth proportional to 972,126,818, 1,341,547,605.96 and 532,084,222.16 is: 734,283,121.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,126,818 : 1,341,547,605.96 = 532,084,222.16 : x
  2. Step 2: Convert to fraction form
    972,126,818/1,341,547,605.96 = 532,084,222.16/x
  3. Step 3: Cross multiply
    972,126,818x = 1,341,547,605.96 × 532,084,222.16
  4. Step 4: Simplify right side
    972,126,818x = 713,816,314,407,836,800
  5. Step 5: Solve for x
    x = 713,816,314,407,836,800/972,126,818
  6. Step 6: Final answer
    x = 734,283,121.49

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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.