Home / 42,777,651,627.60-64,166,477,441.40-40,963,949,782.80

Finding the Fourth Proportional to 42,777,651,627.60, 64,166,477,441.40 and 40,963,949,782.80

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Solution

The fourth proportional to 42,777,651,627.60, 64,166,477,441.40 and 40,963,949,782.80 is: 61,445,924,674.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,777,651,627.60 : 64,166,477,441.40 = 40,963,949,782.80 : x
  2. Step 2: Convert to fraction form
    42,777,651,627.60/64,166,477,441.40 = 40,963,949,782.80/x
  3. Step 3: Cross multiply
    42,777,651,627.60x = 64,166,477,441.40 × 40,963,949,782.80
  4. Step 4: Simplify right side
    42,777,651,627.60x = 2,628,512,359,648,678,903,808
  5. Step 5: Solve for x
    x = 2,628,512,359,648,678,903,808/42,777,651,627.60
  6. Step 6: Final answer
    x = 61,445,924,674.20

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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.