Home / 7,123,033,157.52-10,684,550,068.49-4,879,868,526.21

Finding the Fourth Proportional to 7,123,033,157.52, 10,684,550,068.49 and 4,879,868,526.21

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Solution

The fourth proportional to 7,123,033,157.52, 10,684,550,068.49 and 4,879,868,526.21 is: 7,319,803,016.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,123,033,157.52 : 10,684,550,068.49 = 4,879,868,526.21 : x
  2. Step 2: Convert to fraction form
    7,123,033,157.52/10,684,550,068.49 = 4,879,868,526.21/x
  3. Step 3: Cross multiply
    7,123,033,157.52x = 10,684,550,068.49 × 4,879,868,526.21
  4. Step 4: Simplify right side
    7,123,033,157.52x = 52,139,199,595,919,269,888
  5. Step 5: Solve for x
    x = 52,139,199,595,919,269,888/7,123,033,157.52
  6. Step 6: Final answer
    x = 7,319,803,016.90

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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.