Home / 1,771,315,925.17-2,655,945,952.65-838,630,942.96

Finding the Fourth Proportional to 1,771,315,925.17, 2,655,945,952.65 and 838,630,942.96

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Solution

The fourth proportional to 1,771,315,925.17, 2,655,945,952.65 and 838,630,942.96 is: 1,257,459,737.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,771,315,925.17 : 2,655,945,952.65 = 838,630,942.96 : x
  2. Step 2: Convert to fraction form
    1,771,315,925.17/2,655,945,952.65 = 838,630,942.96/x
  3. Step 3: Cross multiply
    1,771,315,925.17x = 2,655,945,952.65 × 838,630,942.96
  4. Step 4: Simplify right side
    1,771,315,925.17x = 2,227,358,458,721,665,280
  5. Step 5: Solve for x
    x = 2,227,358,458,721,665,280/1,771,315,925.17
  6. Step 6: Final answer
    x = 1,257,459,737.74

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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.