Home / 316,798,160,069.78-475,406,590,766.96-149,153,565,894.76

Finding the Fourth Proportional to 316,798,160,069.78, 475,406,590,766.96 and 149,153,565,894.76

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Solution

The fourth proportional to 316,798,160,069.78, 475,406,590,766.96 and 149,153,565,894.76 is: 223,828,914,432.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,798,160,069.78 : 475,406,590,766.96 = 149,153,565,894.76 : x
  2. Step 2: Convert to fraction form
    316,798,160,069.78/475,406,590,766.96 = 149,153,565,894.76/x
  3. Step 3: Cross multiply
    316,798,160,069.78x = 475,406,590,766.96 × 149,153,565,894.76
  4. Step 4: Simplify right side
    316,798,160,069.78x = 70,908,588,262,762,980,835,328
  5. Step 5: Solve for x
    x = 70,908,588,262,762,980,835,328/316,798,160,069.78
  6. Step 6: Final answer
    x = 223,828,914,432.91

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1.5x scale

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.