Home / 710,971,904.80-1,066,457,857.20-366,598,136.80

Finding the Fourth Proportional to 710,971,904.80, 1,066,457,857.20 and 366,598,136.80

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Solution

The fourth proportional to 710,971,904.80, 1,066,457,857.20 and 366,598,136.80 is: 549,897,205.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    710,971,904.80 : 1,066,457,857.20 = 366,598,136.80 : x
  2. Step 2: Convert to fraction form
    710,971,904.80/1,066,457,857.20 = 366,598,136.80/x
  3. Step 3: Cross multiply
    710,971,904.80x = 1,066,457,857.20 × 366,598,136.80
  4. Step 4: Simplify right side
    710,971,904.80x = 390,961,463,425,240,512
  5. Step 5: Solve for x
    x = 390,961,463,425,240,512/710,971,904.80
  6. Step 6: Final answer
    x = 549,897,205.20

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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.