Home / 758,565,894,415.10-1,137,915,732,716.70-214,019,157,515.90

Finding the Fourth Proportional to 758,565,894,415.10, 1,137,915,732,716.70 and 214,019,157,515.90

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Solution

The fourth proportional to 758,565,894,415.10, 1,137,915,732,716.70 and 214,019,157,515.90 is: 321,047,608,695.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,565,894,415.10 : 1,137,915,732,716.70 = 214,019,157,515.90 : x
  2. Step 2: Convert to fraction form
    758,565,894,415.10/1,137,915,732,716.70 = 214,019,157,515.90/x
  3. Step 3: Cross multiply
    758,565,894,415.10x = 1,137,915,732,716.70 × 214,019,157,515.90
  4. Step 4: Simplify right side
    758,565,894,415.10x = 243,535,766,440,116,173,668,352
  5. Step 5: Solve for x
    x = 243,535,766,440,116,173,668,352/758,565,894,415.10
  6. Step 6: Final answer
    x = 321,047,608,695.74

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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.