Home / 1,816,660,557.52-2,506,991,182.63-981,285,136.31

Finding the Fourth Proportional to 1,816,660,557.52, 2,506,991,182.63 and 981,285,136.31

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Solution

The fourth proportional to 1,816,660,557.52, 2,506,991,182.63 and 981,285,136.31 is: 1,354,173,279.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,816,660,557.52 : 2,506,991,182.63 = 981,285,136.31 : x
  2. Step 2: Convert to fraction form
    1,816,660,557.52/2,506,991,182.63 = 981,285,136.31/x
  3. Step 3: Cross multiply
    1,816,660,557.52x = 2,506,991,182.63 × 981,285,136.31
  4. Step 4: Simplify right side
    1,816,660,557.52x = 2,460,073,184,378,910,208
  5. Step 5: Solve for x
    x = 2,460,073,184,378,910,208/1,816,660,557.52
  6. Step 6: Final answer
    x = 1,354,173,279.21

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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.