Home / 289,316,508.30-433,974,762.45-73,905,756.30

Finding the Fourth Proportional to 289,316,508.30, 433,974,762.45 and 73,905,756.30

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Solution

The fourth proportional to 289,316,508.30, 433,974,762.45 and 73,905,756.30 is: 110,858,634.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,316,508.30 : 433,974,762.45 = 73,905,756.30 : x
  2. Step 2: Convert to fraction form
    289,316,508.30/433,974,762.45 = 73,905,756.30/x
  3. Step 3: Cross multiply
    289,316,508.30x = 433,974,762.45 × 73,905,756.30
  4. Step 4: Simplify right side
    289,316,508.30x = 32,073,233,033,980,088
  5. Step 5: Solve for x
    x = 32,073,233,033,980,088/289,316,508.30
  6. Step 6: Final answer
    x = 110,858,634.45

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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.