Home / 161,558,064,085.60-242,337,096,128.40-77,668,614,200.80

Finding the Fourth Proportional to 161,558,064,085.60, 242,337,096,128.40 and 77,668,614,200.80

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Solution

The fourth proportional to 161,558,064,085.60, 242,337,096,128.40 and 77,668,614,200.80 is: 116,502,921,301.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,558,064,085.60 : 242,337,096,128.40 = 77,668,614,200.80 : x
  2. Step 2: Convert to fraction form
    161,558,064,085.60/242,337,096,128.40 = 77,668,614,200.80/x
  3. Step 3: Cross multiply
    161,558,064,085.60x = 242,337,096,128.40 × 77,668,614,200.80
  4. Step 4: Simplify right side
    161,558,064,085.60x = 18,821,986,425,738,882,973,696
  5. Step 5: Solve for x
    x = 18,821,986,425,738,882,973,696/161,558,064,085.60
  6. Step 6: Final answer
    x = 116,502,921,301.20

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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.