Home / 992,137,457.90-1,369,138,826.58-546,091,284.62

Finding the Fourth Proportional to 992,137,457.90, 1,369,138,826.58 and 546,091,284.62

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Solution

The fourth proportional to 992,137,457.90, 1,369,138,826.58 and 546,091,284.62 is: 753,599,992.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,137,457.90 : 1,369,138,826.58 = 546,091,284.62 : x
  2. Step 2: Convert to fraction form
    992,137,457.90/1,369,138,826.58 = 546,091,284.62/x
  3. Step 3: Cross multiply
    992,137,457.90x = 1,369,138,826.58 × 546,091,284.62
  4. Step 4: Simplify right side
    992,137,457.90x = 747,674,780,623,345,920
  5. Step 5: Solve for x
    x = 747,674,780,623,345,920/992,137,457.90
  6. Step 6: Final answer
    x = 753,599,992.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.