Home / 21,554,663,445.86-29,745,118,993.60-12,039,354,058.46

Finding the Fourth Proportional to 21,554,663,445.86, 29,745,118,993.60 and 12,039,354,058.46

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Solution

The fourth proportional to 21,554,663,445.86, 29,745,118,993.60 and 12,039,354,058.46 is: 16,614,131,785.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,554,663,445.86 : 29,745,118,993.60 = 12,039,354,058.46 : x
  2. Step 2: Convert to fraction form
    21,554,663,445.86/29,745,118,993.60 = 12,039,354,058.46/x
  3. Step 3: Cross multiply
    21,554,663,445.86x = 29,745,118,993.60 × 12,039,354,058.46
  4. Step 4: Simplify right side
    21,554,663,445.86x = 358,112,019,075,045,326,848
  5. Step 5: Solve for x
    x = 358,112,019,075,045,326,848/21,554,663,445.86
  6. Step 6: Final answer
    x = 16,614,131,785.19

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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.