Home / 102,235,856,680.98-153,370,263,674.43-31,490,534,612.70

Finding the Fourth Proportional to 102,235,856,680.98, 153,370,263,674.43 and 31,490,534,612.70

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Solution

The fourth proportional to 102,235,856,680.98, 153,370,263,674.43 and 31,490,534,612.70 is: 47,240,877,648.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,235,856,680.98 : 153,370,263,674.43 = 31,490,534,612.70 : x
  2. Step 2: Convert to fraction form
    102,235,856,680.98/153,370,263,674.43 = 31,490,534,612.70/x
  3. Step 3: Cross multiply
    102,235,856,680.98x = 153,370,263,674.43 × 31,490,534,612.70
  4. Step 4: Simplify right side
    102,235,856,680.98x = 4,829,711,596,798,563,319,808
  5. Step 5: Solve for x
    x = 4,829,711,596,798,563,319,808/102,235,856,680.98
  6. Step 6: Final answer
    x = 47,240,877,648.92

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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.