Home / 255,492,079.60-383,238,119.40-91,808,251.60

Finding the Fourth Proportional to 255,492,079.60, 383,238,119.40 and 91,808,251.60

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Solution

The fourth proportional to 255,492,079.60, 383,238,119.40 and 91,808,251.60 is: 137,712,377.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,492,079.60 : 383,238,119.40 = 91,808,251.60 : x
  2. Step 2: Convert to fraction form
    255,492,079.60/383,238,119.40 = 91,808,251.60/x
  3. Step 3: Cross multiply
    255,492,079.60x = 383,238,119.40 × 91,808,251.60
  4. Step 4: Simplify right side
    255,492,079.60x = 35,184,421,688,586,036
  5. Step 5: Solve for x
    x = 35,184,421,688,586,036/255,492,079.60
  6. Step 6: Final answer
    x = 137,712,377.40

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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.