Home / 1,535,582,838.88-2,119,164,399.21-900,415,053.28

Finding the Fourth Proportional to 1,535,582,838.88, 2,119,164,399.21 and 900,415,053.28

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Solution

The fourth proportional to 1,535,582,838.88, 2,119,164,399.21 and 900,415,053.28 is: 1,242,608,003.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,535,582,838.88 : 2,119,164,399.21 = 900,415,053.28 : x
  2. Step 2: Convert to fraction form
    1,535,582,838.88/2,119,164,399.21 = 900,415,053.28/x
  3. Step 3: Cross multiply
    1,535,582,838.88x = 2,119,164,399.21 × 900,415,053.28
  4. Step 4: Simplify right side
    1,535,582,838.88x = 1,908,127,525,423,751,424
  5. Step 5: Solve for x
    x = 1,908,127,525,423,751,424/1,535,582,838.88
  6. Step 6: Final answer
    x = 1,242,608,003.37

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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.