Home / 1,671,017,438.80-2,506,526,158.20-444,185,890.30

Finding the Fourth Proportional to 1,671,017,438.80, 2,506,526,158.20 and 444,185,890.30

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Solution

The fourth proportional to 1,671,017,438.80, 2,506,526,158.20 and 444,185,890.30 is: 666,278,835.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,671,017,438.80 : 2,506,526,158.20 = 444,185,890.30 : x
  2. Step 2: Convert to fraction form
    1,671,017,438.80/2,506,526,158.20 = 444,185,890.30/x
  3. Step 3: Cross multiply
    1,671,017,438.80x = 2,506,526,158.20 × 444,185,890.30
  4. Step 4: Simplify right side
    1,671,017,438.80x = 1,113,363,553,140,305,536
  5. Step 5: Solve for x
    x = 1,113,363,553,140,305,536/1,671,017,438.80
  6. Step 6: Final answer
    x = 666,278,835.45

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.