Home / 1,346,543,999.30-2,019,312,114.15-472,807,756.10

Finding the Fourth Proportional to 1,346,543,999.30, 2,019,312,114.15 and 472,807,756.10

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Solution

The fourth proportional to 1,346,543,999.30, 2,019,312,114.15 and 472,807,756.10 is: 709,034,706.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,543,999.30 : 2,019,312,114.15 = 472,807,756.10 : x
  2. Step 2: Convert to fraction form
    1,346,543,999.30/2,019,312,114.15 = 472,807,756.10/x
  3. Step 3: Cross multiply
    1,346,543,999.30x = 2,019,312,114.15 × 472,807,756.10
  4. Step 4: Simplify right side
    1,346,543,999.30x = 954,746,429,556,808,704
  5. Step 5: Solve for x
    x = 954,746,429,556,808,704/1,346,543,999.30
  6. Step 6: Final answer
    x = 709,034,706.67

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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.