Home / 1,181,152,264.19-1,630,036,741.86-679,360,242.83

Finding the Fourth Proportional to 1,181,152,264.19, 1,630,036,741.86 and 679,360,242.83

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Solution

The fourth proportional to 1,181,152,264.19, 1,630,036,741.86 and 679,360,242.83 is: 937,543,947.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,152,264.19 : 1,630,036,741.86 = 679,360,242.83 : x
  2. Step 2: Convert to fraction form
    1,181,152,264.19/1,630,036,741.86 = 679,360,242.83/x
  3. Step 3: Cross multiply
    1,181,152,264.19x = 1,630,036,741.86 × 679,360,242.83
  4. Step 4: Simplify right side
    1,181,152,264.19x = 1,107,382,156,763,681,408
  5. Step 5: Solve for x
    x = 1,107,382,156,763,681,408/1,181,152,264.19
  6. Step 6: Final answer
    x = 937,543,947.84

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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.