Home / 770,740,720.04-1,063,439,895.64-436,213,242.36

Finding the Fourth Proportional to 770,740,720.04, 1,063,439,895.64 and 436,213,242.36

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Solution

The fourth proportional to 770,740,720.04, 1,063,439,895.64 and 436,213,242.36 is: 601,871,099.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,740,720.04 : 1,063,439,895.64 = 436,213,242.36 : x
  2. Step 2: Convert to fraction form
    770,740,720.04/1,063,439,895.64 = 436,213,242.36/x
  3. Step 3: Cross multiply
    770,740,720.04x = 1,063,439,895.64 × 436,213,242.36
  4. Step 4: Simplify right side
    770,740,720.04x = 463,886,564,927,877,824
  5. Step 5: Solve for x
    x = 463,886,564,927,877,824/770,740,720.04
  6. Step 6: Final answer
    x = 601,871,099.93

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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.