Home / 537,249,051.72-805,783,429.44-149,111,314.20

Finding the Fourth Proportional to 537,249,051.72, 805,783,429.44 and 149,111,314.20

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Solution

The fourth proportional to 537,249,051.72, 805,783,429.44 and 149,111,314.20 is: 223,641,951.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,249,051.72 : 805,783,429.44 = 149,111,314.20 : x
  2. Step 2: Convert to fraction form
    537,249,051.72/805,783,429.44 = 149,111,314.20/x
  3. Step 3: Cross multiply
    537,249,051.72x = 805,783,429.44 × 149,111,314.20
  4. Step 4: Simplify right side
    537,249,051.72x = 120,151,426,124,381,376
  5. Step 5: Solve for x
    x = 120,151,426,124,381,376/537,249,051.72
  6. Step 6: Final answer
    x = 223,641,951.05

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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.