Home / 690,016,386,885.05-1,035,045,666,169.70-236,728,932,595.14

Finding the Fourth Proportional to 690,016,386,885.05, 1,035,045,666,169.70 and 236,728,932,595.14

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Solution

The fourth proportional to 690,016,386,885.05, 1,035,045,666,169.70 and 236,728,932,595.14 is: 355,100,632,965.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    690,016,386,885.05 : 1,035,045,666,169.70 = 236,728,932,595.14 : x
  2. Step 2: Convert to fraction form
    690,016,386,885.05/1,035,045,666,169.70 = 236,728,932,595.14/x
  3. Step 3: Cross multiply
    690,016,386,885.05x = 1,035,045,666,169.70 × 236,728,932,595.14
  4. Step 4: Simplify right side
    690,016,386,885.05x = 245,025,255,739,578,677,985,280
  5. Step 5: Solve for x
    x = 245,025,255,739,578,677,985,280/690,016,386,885.05
  6. Step 6: Final answer
    x = 355,100,632,965.69

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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.