Home / 972,126,816-1,341,547,603.20-532,084,220.16

Finding the Fourth Proportional to 972,126,816, 1,341,547,603.20 and 532,084,220.16

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Solution

The fourth proportional to 972,126,816, 1,341,547,603.20 and 532,084,220.16 is: 734,283,118.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,126,816 : 1,341,547,603.20 = 532,084,220.16 : x
  2. Step 2: Convert to fraction form
    972,126,816/1,341,547,603.20 = 532,084,220.16/x
  3. Step 3: Cross multiply
    972,126,816x = 1,341,547,603.20 × 532,084,220.16
  4. Step 4: Simplify right side
    972,126,816x = 713,816,310,256,189,184
  5. Step 5: Solve for x
    x = 713,816,310,256,189,184/972,126,816
  6. Step 6: Final answer
    x = 734,283,118.73

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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.