Home / 131,018,903,998.80-196,528,355,998.20-64,899,140,542.80

Finding the Fourth Proportional to 131,018,903,998.80, 196,528,355,998.20 and 64,899,140,542.80

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Solution

The fourth proportional to 131,018,903,998.80, 196,528,355,998.20 and 64,899,140,542.80 is: 97,348,710,814.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,018,903,998.80 : 196,528,355,998.20 = 64,899,140,542.80 : x
  2. Step 2: Convert to fraction form
    131,018,903,998.80/196,528,355,998.20 = 64,899,140,542.80/x
  3. Step 3: Cross multiply
    131,018,903,998.80x = 196,528,355,998.20 × 64,899,140,542.80
  4. Step 4: Simplify right side
    131,018,903,998.80x = 12,754,521,396,572,615,344,128
  5. Step 5: Solve for x
    x = 12,754,521,396,572,615,344,128/131,018,903,998.80
  6. Step 6: Final answer
    x = 97,348,710,814.20

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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.