Home / 51,093,031.60-76,639,547.40-43,440,281.20

Finding the Fourth Proportional to 51,093,031.60, 76,639,547.40 and 43,440,281.20

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Solution

The fourth proportional to 51,093,031.60, 76,639,547.40 and 43,440,281.20 is: 65,160,421.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,093,031.60 : 76,639,547.40 = 43,440,281.20 : x
  2. Step 2: Convert to fraction form
    51,093,031.60/76,639,547.40 = 43,440,281.20/x
  3. Step 3: Cross multiply
    51,093,031.60x = 76,639,547.40 × 43,440,281.20
  4. Step 4: Simplify right side
    51,093,031.60x = 3,329,243,490,096,729.50
  5. Step 5: Solve for x
    x = 3,329,243,490,096,729.50/51,093,031.60
  6. Step 6: Final answer
    x = 65,160,421.80

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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.