Home / 4,287,139,774.61-6,429,996,399.47-1,298,492,299.04

Finding the Fourth Proportional to 4,287,139,774.61, 6,429,996,399.47 and 1,298,492,299.04

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Solution

The fourth proportional to 4,287,139,774.61, 6,429,996,399.47 and 1,298,492,299.04 is: 1,947,522,415.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,287,139,774.61 : 6,429,996,399.47 = 1,298,492,299.04 : x
  2. Step 2: Convert to fraction form
    4,287,139,774.61/6,429,996,399.47 = 1,298,492,299.04/x
  3. Step 3: Cross multiply
    4,287,139,774.61x = 6,429,996,399.47 × 1,298,492,299.04
  4. Step 4: Simplify right side
    4,287,139,774.61x = 8,349,300,807,528,080,384
  5. Step 5: Solve for x
    x = 8,349,300,807,528,080,384/4,287,139,774.61
  6. Step 6: Final answer
    x = 1,947,522,415.06

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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.