Home / 536,357,518.60-804,536,277.90-191,700,315.40

Finding the Fourth Proportional to 536,357,518.60, 804,536,277.90 and 191,700,315.40

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Solution

The fourth proportional to 536,357,518.60, 804,536,277.90 and 191,700,315.40 is: 287,550,473.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,357,518.60 : 804,536,277.90 = 191,700,315.40 : x
  2. Step 2: Convert to fraction form
    536,357,518.60/804,536,277.90 = 191,700,315.40/x
  3. Step 3: Cross multiply
    536,357,518.60x = 804,536,277.90 × 191,700,315.40
  4. Step 4: Simplify right side
    536,357,518.60x = 154,229,858,224,172,064
  5. Step 5: Solve for x
    x = 154,229,858,224,172,064/536,357,518.60
  6. Step 6: Final answer
    x = 287,550,473.10

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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.