Home / 374,466,888,911.30-561,700,333,366.95-215,779,456,616.90

Finding the Fourth Proportional to 374,466,888,911.30, 561,700,333,366.95 and 215,779,456,616.90

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Solution

The fourth proportional to 374,466,888,911.30, 561,700,333,366.95 and 215,779,456,616.90 is: 323,669,184,925.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,466,888,911.30 : 561,700,333,366.95 = 215,779,456,616.90 : x
  2. Step 2: Convert to fraction form
    374,466,888,911.30/561,700,333,366.95 = 215,779,456,616.90/x
  3. Step 3: Cross multiply
    374,466,888,911.30x = 561,700,333,366.95 × 215,779,456,616.90
  4. Step 4: Simplify right side
    374,466,888,911.30x = 121,203,392,715,452,047,163,392
  5. Step 5: Solve for x
    x = 121,203,392,715,452,047,163,392/374,466,888,911.30
  6. Step 6: Final answer
    x = 323,669,184,925.35

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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.