Home / 202,200,742,039.08-278,902,666,224.90-130,034,046,579.24

Finding the Fourth Proportional to 202,200,742,039.08, 278,902,666,224.90 and 130,034,046,579.24

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Solution

The fourth proportional to 202,200,742,039.08, 278,902,666,224.90 and 130,034,046,579.24 is: 179,360,579,616.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,200,742,039.08 : 278,902,666,224.90 = 130,034,046,579.24 : x
  2. Step 2: Convert to fraction form
    202,200,742,039.08/278,902,666,224.90 = 130,034,046,579.24/x
  3. Step 3: Cross multiply
    202,200,742,039.08x = 278,902,666,224.90 × 130,034,046,579.24
  4. Step 4: Simplify right side
    202,200,742,039.08x = 36,266,842,290,962,877,644,800
  5. Step 5: Solve for x
    x = 36,266,842,290,962,877,644,800/202,200,742,039.08
  6. Step 6: Final answer
    x = 179,360,579,616.24

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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.