Home / 1,152,072,918-1,589,353,986.02-675,520,041.15

Finding the Fourth Proportional to 1,152,072,918, 1,589,353,986.02 and 675,520,041.15

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Solution

The fourth proportional to 1,152,072,918, 1,589,353,986.02 and 675,520,041.15 is: 931,920,587.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152,072,918 : 1,589,353,986.02 = 675,520,041.15 : x
  2. Step 2: Convert to fraction form
    1,152,072,918/1,589,353,986.02 = 675,520,041.15/x
  3. Step 3: Cross multiply
    1,152,072,918x = 1,589,353,986.02 × 675,520,041.15
  4. Step 4: Simplify right side
    1,152,072,918x = 1,073,640,470,034,769,408
  5. Step 5: Solve for x
    x = 1,073,640,470,034,769,408/1,152,072,918
  6. Step 6: Final answer
    x = 931,920,587.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.