Home / 1,418,341,152.16-1,957,833,091.28-853,852,271.36

Finding the Fourth Proportional to 1,418,341,152.16, 1,957,833,091.28 and 853,852,271.36

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Solution

The fourth proportional to 1,418,341,152.16, 1,957,833,091.28 and 853,852,271.36 is: 1,178,630,563.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,341,152.16 : 1,957,833,091.28 = 853,852,271.36 : x
  2. Step 2: Convert to fraction form
    1,418,341,152.16/1,957,833,091.28 = 853,852,271.36/x
  3. Step 3: Cross multiply
    1,418,341,152.16x = 1,957,833,091.28 × 853,852,271.36
  4. Step 4: Simplify right side
    1,418,341,152.16x = 1,671,700,231,933,198,336
  5. Step 5: Solve for x
    x = 1,671,700,231,933,198,336/1,418,341,152.16
  6. Step 6: Final answer
    x = 1,178,630,563.87

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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.