Home / 48,536,868,763.86-72,805,303,145.82-13,640,326,939.86

Finding the Fourth Proportional to 48,536,868,763.86, 72,805,303,145.82 and 13,640,326,939.86

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Solution

The fourth proportional to 48,536,868,763.86, 72,805,303,145.82 and 13,640,326,939.86 is: 20,460,490,409.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,536,868,763.86 : 72,805,303,145.82 = 13,640,326,939.86 : x
  2. Step 2: Convert to fraction form
    48,536,868,763.86/72,805,303,145.82 = 13,640,326,939.86/x
  3. Step 3: Cross multiply
    48,536,868,763.86x = 72,805,303,145.82 × 13,640,326,939.86
  4. Step 4: Simplify right side
    48,536,868,763.86x = 993,088,137,864,602,714,112
  5. Step 5: Solve for x
    x = 993,088,137,864,602,714,112/48,536,868,763.86
  6. Step 6: Final answer
    x = 20,460,490,409.80

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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.