Home / 134,389,648,123.70-185,457,788,808.49-72,590,217,464.13

Finding the Fourth Proportional to 134,389,648,123.70, 185,457,788,808.49 and 72,590,217,464.13

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Solution

The fourth proportional to 134,389,648,123.70, 185,457,788,808.49 and 72,590,217,464.13 is: 100,174,540,286.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,389,648,123.70 : 185,457,788,808.49 = 72,590,217,464.13 : x
  2. Step 2: Convert to fraction form
    134,389,648,123.70/185,457,788,808.49 = 72,590,217,464.13/x
  3. Step 3: Cross multiply
    134,389,648,123.70x = 185,457,788,808.49 × 72,590,217,464.13
  4. Step 4: Simplify right side
    134,389,648,123.70x = 13,462,421,220,024,983,224,320
  5. Step 5: Solve for x
    x = 13,462,421,220,024,983,224,320/134,389,648,123.70
  6. Step 6: Final answer
    x = 100,174,540,286.27

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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.