Home / 1,379,071,070.74-1,903,158,454.01-752,579,879.59

Finding the Fourth Proportional to 1,379,071,070.74, 1,903,158,454.01 and 752,579,879.59

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Solution

The fourth proportional to 1,379,071,070.74, 1,903,158,454.01 and 752,579,879.59 is: 1,038,582,267.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,379,071,070.74 : 1,903,158,454.01 = 752,579,879.59 : x
  2. Step 2: Convert to fraction form
    1,379,071,070.74/1,903,158,454.01 = 752,579,879.59/x
  3. Step 3: Cross multiply
    1,379,071,070.74x = 1,903,158,454.01 × 752,579,879.59
  4. Step 4: Simplify right side
    1,379,071,070.74x = 1,432,278,760,159,536,384
  5. Step 5: Solve for x
    x = 1,432,278,760,159,536,384/1,379,071,070.74
  6. Step 6: Final answer
    x = 1,038,582,267.84

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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.