Home / 6,630,937,368.35-9,154,824,040.08-4,220,980,145.24

Finding the Fourth Proportional to 6,630,937,368.35, 9,154,824,040.08 and 4,220,980,145.24

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Solution

The fourth proportional to 6,630,937,368.35, 9,154,824,040.08 and 4,220,980,145.24 is: 5,827,581,887.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,630,937,368.35 : 9,154,824,040.08 = 4,220,980,145.24 : x
  2. Step 2: Convert to fraction form
    6,630,937,368.35/9,154,824,040.08 = 4,220,980,145.24/x
  3. Step 3: Cross multiply
    6,630,937,368.35x = 9,154,824,040.08 × 4,220,980,145.24
  4. Step 4: Simplify right side
    6,630,937,368.35x = 38,642,330,506,297,745,408
  5. Step 5: Solve for x
    x = 38,642,330,506,297,745,408/6,630,937,368.35
  6. Step 6: Final answer
    x = 5,827,581,887.71

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Double scale
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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.