Home / 170,411,426,110.70-255,617,139,166.05-77,353,981,246.70

Finding the Fourth Proportional to 170,411,426,110.70, 255,617,139,166.05 and 77,353,981,246.70

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Solution

The fourth proportional to 170,411,426,110.70, 255,617,139,166.05 and 77,353,981,246.70 is: 116,030,971,870.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,411,426,110.70 : 255,617,139,166.05 = 77,353,981,246.70 : x
  2. Step 2: Convert to fraction form
    170,411,426,110.70/255,617,139,166.05 = 77,353,981,246.70/x
  3. Step 3: Cross multiply
    170,411,426,110.70x = 255,617,139,166.05 × 77,353,981,246.70
  4. Step 4: Simplify right side
    170,411,426,110.70x = 19,773,003,389,385,733,832,704
  5. Step 5: Solve for x
    x = 19,773,003,389,385,733,832,704/170,411,426,110.70
  6. Step 6: Final answer
    x = 116,030,971,870.05

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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.