Home / 557,681,719.30-836,522,578.95-194,176,075.30

Finding the Fourth Proportional to 557,681,719.30, 836,522,578.95 and 194,176,075.30

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Solution

The fourth proportional to 557,681,719.30, 836,522,578.95 and 194,176,075.30 is: 291,264,112.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,681,719.30 : 836,522,578.95 = 194,176,075.30 : x
  2. Step 2: Convert to fraction form
    557,681,719.30/836,522,578.95 = 194,176,075.30/x
  3. Step 3: Cross multiply
    557,681,719.30x = 836,522,578.95 × 194,176,075.30
  4. Step 4: Simplify right side
    557,681,719.30x = 162,432,671,280,345,408
  5. Step 5: Solve for x
    x = 162,432,671,280,345,408/557,681,719.30
  6. Step 6: Final answer
    x = 291,264,112.95

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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.