Home / 30,643,045,392.32-42,287,383,541.04-16,561,984,656.32

Finding the Fourth Proportional to 30,643,045,392.32, 42,287,383,541.04 and 16,561,984,656.32

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Solution

The fourth proportional to 30,643,045,392.32, 42,287,383,541.04 and 16,561,984,656.32 is: 22,855,528,502.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,643,045,392.32 : 42,287,383,541.04 = 16,561,984,656.32 : x
  2. Step 2: Convert to fraction form
    30,643,045,392.32/42,287,383,541.04 = 16,561,984,656.32/x
  3. Step 3: Cross multiply
    30,643,045,392.32x = 42,287,383,541.04 × 16,561,984,656.32
  4. Step 4: Simplify right side
    30,643,045,392.32x = 700,362,997,362,623,381,504
  5. Step 5: Solve for x
    x = 700,362,997,362,623,381,504/30,643,045,392.32
  6. Step 6: Final answer
    x = 22,855,528,502.34

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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.