Home / 829,382,477.27-1,144,547,774.86-447,904,475.47

Finding the Fourth Proportional to 829,382,477.27, 1,144,547,774.86 and 447,904,475.47

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Solution

The fourth proportional to 829,382,477.27, 1,144,547,774.86 and 447,904,475.47 is: 618,108,152.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,382,477.27 : 1,144,547,774.86 = 447,904,475.47 : x
  2. Step 2: Convert to fraction form
    829,382,477.27/1,144,547,774.86 = 447,904,475.47/x
  3. Step 3: Cross multiply
    829,382,477.27x = 1,144,547,774.86 × 447,904,475.47
  4. Step 4: Simplify right side
    829,382,477.27x = 512,648,070,753,151,232
  5. Step 5: Solve for x
    x = 512,648,070,753,151,232/829,382,477.27
  6. Step 6: Final answer
    x = 618,108,152.52

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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.