Home / 832,060,919.60-1,248,091,379.40-402,079,223.60

Finding the Fourth Proportional to 832,060,919.60, 1,248,091,379.40 and 402,079,223.60

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Solution

The fourth proportional to 832,060,919.60, 1,248,091,379.40 and 402,079,223.60 is: 603,118,835.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,060,919.60 : 1,248,091,379.40 = 402,079,223.60 : x
  2. Step 2: Convert to fraction form
    832,060,919.60/1,248,091,379.40 = 402,079,223.60/x
  3. Step 3: Cross multiply
    832,060,919.60x = 1,248,091,379.40 × 402,079,223.60
  4. Step 4: Simplify right side
    832,060,919.60x = 501,831,612,811,005,120
  5. Step 5: Solve for x
    x = 501,831,612,811,005,120/832,060,919.60
  6. Step 6: Final answer
    x = 603,118,835.40

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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.