Home / 926,208,077.60-1,389,312,116.40-562,813,824.80

Finding the Fourth Proportional to 926,208,077.60, 1,389,312,116.40 and 562,813,824.80

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Solution

The fourth proportional to 926,208,077.60, 1,389,312,116.40 and 562,813,824.80 is: 844,220,737.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,208,077.60 : 1,389,312,116.40 = 562,813,824.80 : x
  2. Step 2: Convert to fraction form
    926,208,077.60/1,389,312,116.40 = 562,813,824.80/x
  3. Step 3: Cross multiply
    926,208,077.60x = 1,389,312,116.40 × 562,813,824.80
  4. Step 4: Simplify right side
    926,208,077.60x = 781,924,066,072,066,816
  5. Step 5: Solve for x
    x = 781,924,066,072,066,816/926,208,077.60
  6. Step 6: Final answer
    x = 844,220,737.20

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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.