Home / 8,465,761,740.62-12,699,136,851.06-2,570,513,299.67

Finding the Fourth Proportional to 8,465,761,740.62, 12,699,136,851.06 and 2,570,513,299.67

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Solution

The fourth proportional to 8,465,761,740.62, 12,699,136,851.06 and 2,570,513,299.67 is: 3,855,920,018.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,465,761,740.62 : 12,699,136,851.06 = 2,570,513,299.67 : x
  2. Step 2: Convert to fraction form
    8,465,761,740.62/12,699,136,851.06 = 2,570,513,299.67/x
  3. Step 3: Cross multiply
    8,465,761,740.62x = 12,699,136,851.06 × 2,570,513,299.67
  4. Step 4: Simplify right side
    8,465,761,740.62x = 32,643,300,169,979,133,952
  5. Step 5: Solve for x
    x = 32,643,300,169,979,133,952/8,465,761,740.62
  6. Step 6: Final answer
    x = 3,855,920,018.79

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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.