Home / 5,292,320,938.95-7,938,700,491.15-1,561,612,256.67

Finding the Fourth Proportional to 5,292,320,938.95, 7,938,700,491.15 and 1,561,612,256.67

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Solution

The fourth proportional to 5,292,320,938.95, 7,938,700,491.15 and 1,561,612,256.67 is: 2,342,483,030.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,292,320,938.95 : 7,938,700,491.15 = 1,561,612,256.67 : x
  2. Step 2: Convert to fraction form
    5,292,320,938.95/7,938,700,491.15 = 1,561,612,256.67/x
  3. Step 3: Cross multiply
    5,292,320,938.95x = 7,938,700,491.15 × 1,561,612,256.67
  4. Step 4: Simplify right side
    5,292,320,938.95x = 12,397,171,989,011,988,480
  5. Step 5: Solve for x
    x = 12,397,171,989,011,988,480/5,292,320,938.95
  6. Step 6: Final answer
    x = 2,342,483,030.04

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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.