Home / 669,587,189.24-1,004,400,860.52-553,905,769.52

Finding the Fourth Proportional to 669,587,189.24, 1,004,400,860.52 and 553,905,769.52

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Solution

The fourth proportional to 669,587,189.24, 1,004,400,860.52 and 553,905,769.52 is: 830,875,262.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,587,189.24 : 1,004,400,860.52 = 553,905,769.52 : x
  2. Step 2: Convert to fraction form
    669,587,189.24/1,004,400,860.52 = 553,905,769.52/x
  3. Step 3: Cross multiply
    669,587,189.24x = 1,004,400,860.52 × 553,905,769.52
  4. Step 4: Simplify right side
    669,587,189.24x = 556,343,431,552,880,768
  5. Step 5: Solve for x
    x = 556,343,431,552,880,768/669,587,189.24
  6. Step 6: Final answer
    x = 830,875,262.39

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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.