Home / 255,757,934.40-383,636,901.60-94,178,875.20

Finding the Fourth Proportional to 255,757,934.40, 383,636,901.60 and 94,178,875.20

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Solution

The fourth proportional to 255,757,934.40, 383,636,901.60 and 94,178,875.20 is: 141,268,312.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,757,934.40 : 383,636,901.60 = 94,178,875.20 : x
  2. Step 2: Convert to fraction form
    255,757,934.40/383,636,901.60 = 94,178,875.20/x
  3. Step 3: Cross multiply
    255,757,934.40x = 383,636,901.60 × 94,178,875.20
  4. Step 4: Simplify right side
    255,757,934.40x = 36,130,491,877,901,080
  5. Step 5: Solve for x
    x = 36,130,491,877,901,080/255,757,934.40
  6. Step 6: Final answer
    x = 141,268,312.80

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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.