Home / 798,210,004.20-1,197,315,006.30-471,692,653.80

Finding the Fourth Proportional to 798,210,004.20, 1,197,315,006.30 and 471,692,653.80

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Solution

The fourth proportional to 798,210,004.20, 1,197,315,006.30 and 471,692,653.80 is: 707,538,980.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,210,004.20 : 1,197,315,006.30 = 471,692,653.80 : x
  2. Step 2: Convert to fraction form
    798,210,004.20/1,197,315,006.30 = 471,692,653.80/x
  3. Step 3: Cross multiply
    798,210,004.20x = 1,197,315,006.30 × 471,692,653.80
  4. Step 4: Simplify right side
    798,210,004.20x = 564,764,692,756,210,688
  5. Step 5: Solve for x
    x = 564,764,692,756,210,688/798,210,004.20
  6. Step 6: Final answer
    x = 707,538,980.70

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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.