Home / 897,156,774.30-1,345,735,161.45-877,001,382.30

Finding the Fourth Proportional to 897,156,774.30, 1,345,735,161.45 and 877,001,382.30

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Solution

The fourth proportional to 897,156,774.30, 1,345,735,161.45 and 877,001,382.30 is: 1,315,502,073.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,156,774.30 : 1,345,735,161.45 = 877,001,382.30 : x
  2. Step 2: Convert to fraction form
    897,156,774.30/1,345,735,161.45 = 877,001,382.30/x
  3. Step 3: Cross multiply
    897,156,774.30x = 1,345,735,161.45 × 877,001,382.30
  4. Step 4: Simplify right side
    897,156,774.30x = 1,180,211,596,801,363,712
  5. Step 5: Solve for x
    x = 1,180,211,596,801,363,712/897,156,774.30
  6. Step 6: Final answer
    x = 1,315,502,073.45

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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.