Home / 1,779,314,644.98-2,455,454,171.06-986,358,614.76

Finding the Fourth Proportional to 1,779,314,644.98, 2,455,454,171.06 and 986,358,614.76

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Solution

The fourth proportional to 1,779,314,644.98, 2,455,454,171.06 and 986,358,614.76 is: 1,361,174,866.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,779,314,644.98 : 2,455,454,171.06 = 986,358,614.76 : x
  2. Step 2: Convert to fraction form
    1,779,314,644.98/2,455,454,171.06 = 986,358,614.76/x
  3. Step 3: Cross multiply
    1,779,314,644.98x = 2,455,454,171.06 × 986,358,614.76
  4. Step 4: Simplify right side
    1,779,314,644.98x = 2,421,958,374,768,473,600
  5. Step 5: Solve for x
    x = 2,421,958,374,768,473,600/1,779,314,644.98
  6. Step 6: Final answer
    x = 1,361,174,866.74

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Double scale
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1.5x scale

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.