Home / 1,385,913,808.22-2,079,132,904.46-556,931,983.10

Finding the Fourth Proportional to 1,385,913,808.22, 2,079,132,904.46 and 556,931,983.10

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Solution

The fourth proportional to 1,385,913,808.22, 2,079,132,904.46 and 556,931,983.10 is: 835,503,337.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,385,913,808.22 : 2,079,132,904.46 = 556,931,983.10 : x
  2. Step 2: Convert to fraction form
    1,385,913,808.22/2,079,132,904.46 = 556,931,983.10/x
  3. Step 3: Cross multiply
    1,385,913,808.22x = 2,079,132,904.46 × 556,931,983.10
  4. Step 4: Simplify right side
    1,385,913,808.22x = 1,157,935,611,600,423,168
  5. Step 5: Solve for x
    x = 1,157,935,611,600,423,168/1,385,913,808.22
  6. Step 6: Final answer
    x = 835,503,337.03

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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.