Home / 103,911,041.60-155,869,361.76-46,389,792.32

Finding the Fourth Proportional to 103,911,041.60, 155,869,361.76 and 46,389,792.32

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Solution

The fourth proportional to 103,911,041.60, 155,869,361.76 and 46,389,792.32 is: 69,585,938.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,911,041.60 : 155,869,361.76 = 46,389,792.32 : x
  2. Step 2: Convert to fraction form
    103,911,041.60/155,869,361.76 = 46,389,792.32/x
  3. Step 3: Cross multiply
    103,911,041.60x = 155,869,361.76 × 46,389,792.32
  4. Step 4: Simplify right side
    103,911,041.60x = 7,230,747,321,097,349
  5. Step 5: Solve for x
    x = 7,230,747,321,097,349/103,911,041.60
  6. Step 6: Final answer
    x = 69,585,938.22

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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.