Home / 1,109,461,145.68-1,531,057,206.47-600,827,807.20

Finding the Fourth Proportional to 1,109,461,145.68, 1,531,057,206.47 and 600,827,807.20

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Solution

The fourth proportional to 1,109,461,145.68, 1,531,057,206.47 and 600,827,807.20 is: 829,142,820.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,461,145.68 : 1,531,057,206.47 = 600,827,807.20 : x
  2. Step 2: Convert to fraction form
    1,109,461,145.68/1,531,057,206.47 = 600,827,807.20/x
  3. Step 3: Cross multiply
    1,109,461,145.68x = 1,531,057,206.47 × 600,827,807.20
  4. Step 4: Simplify right side
    1,109,461,145.68x = 919,901,744,054,295,936
  5. Step 5: Solve for x
    x = 919,901,744,054,295,936/1,109,461,145.68
  6. Step 6: Final answer
    x = 829,142,820.94

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Double scale
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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.