Home / 10,942,547,523.30-15,108,128,305.74-6,931,776,992.94

Finding the Fourth Proportional to 10,942,547,523.30, 15,108,128,305.74 and 6,931,776,992.94

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Solution

The fourth proportional to 10,942,547,523.30, 15,108,128,305.74 and 6,931,776,992.94 is: 9,570,547,989.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,942,547,523.30 : 15,108,128,305.74 = 6,931,776,992.94 : x
  2. Step 2: Convert to fraction form
    10,942,547,523.30/15,108,128,305.74 = 6,931,776,992.94/x
  3. Step 3: Cross multiply
    10,942,547,523.30x = 15,108,128,305.74 × 6,931,776,992.94
  4. Step 4: Simplify right side
    10,942,547,523.30x = 104,726,176,196,114,104,320
  5. Step 5: Solve for x
    x = 104,726,176,196,114,104,320/10,942,547,523.30
  6. Step 6: Final answer
    x = 9,570,547,989.22

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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.