Home / 753,021,946.65-1,129,532,919.98-533,483,669.55

Finding the Fourth Proportional to 753,021,946.65, 1,129,532,919.98 and 533,483,669.55

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Solution

The fourth proportional to 753,021,946.65, 1,129,532,919.98 and 533,483,669.55 is: 800,225,504.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,021,946.65 : 1,129,532,919.98 = 533,483,669.55 : x
  2. Step 2: Convert to fraction form
    753,021,946.65/1,129,532,919.98 = 533,483,669.55/x
  3. Step 3: Cross multiply
    753,021,946.65x = 1,129,532,919.98 × 533,483,669.55
  4. Step 4: Simplify right side
    753,021,946.65x = 602,587,367,025,789,440
  5. Step 5: Solve for x
    x = 602,587,367,025,789,440/753,021,946.65
  6. Step 6: Final answer
    x = 800,225,504.33

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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.