Home / 6,630,937,382.86-9,154,824,060.09-4,220,980,159.75

Finding the Fourth Proportional to 6,630,937,382.86, 9,154,824,060.09 and 4,220,980,159.75

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Solution

The fourth proportional to 6,630,937,382.86, 9,154,824,060.09 and 4,220,980,159.75 is: 5,827,581,907.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,630,937,382.86 : 9,154,824,060.09 = 4,220,980,159.75 : x
  2. Step 2: Convert to fraction form
    6,630,937,382.86/9,154,824,060.09 = 4,220,980,159.75/x
  3. Step 3: Cross multiply
    6,630,937,382.86x = 9,154,824,060.09 × 4,220,980,159.75
  4. Step 4: Simplify right side
    6,630,937,382.86x = 38,642,330,723,641,835,520
  5. Step 5: Solve for x
    x = 38,642,330,723,641,835,520/6,630,937,382.86
  6. Step 6: Final answer
    x = 5,827,581,907.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.