Home / 3,219,264,195.40-4,828,896,293.10-921,549,507.40

Finding the Fourth Proportional to 3,219,264,195.40, 4,828,896,293.10 and 921,549,507.40

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Solution

The fourth proportional to 3,219,264,195.40, 4,828,896,293.10 and 921,549,507.40 is: 1,382,324,261.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,219,264,195.40 : 4,828,896,293.10 = 921,549,507.40 : x
  2. Step 2: Convert to fraction form
    3,219,264,195.40/4,828,896,293.10 = 921,549,507.40/x
  3. Step 3: Cross multiply
    3,219,264,195.40x = 4,828,896,293.10 × 921,549,507.40
  4. Step 4: Simplify right side
    3,219,264,195.40x = 4,450,067,000,191,991,296
  5. Step 5: Solve for x
    x = 4,450,067,000,191,991,296/3,219,264,195.40
  6. Step 6: Final answer
    x = 1,382,324,261.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.