Home / 10,415,136,724.79-14,372,877,742.34-5,657,416,320.63

Finding the Fourth Proportional to 10,415,136,724.79, 14,372,877,742.34 and 5,657,416,320.63

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Solution

The fourth proportional to 10,415,136,724.79, 14,372,877,742.34 and 5,657,416,320.63 is: 7,807,228,581.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,415,136,724.79 : 14,372,877,742.34 = 5,657,416,320.63 : x
  2. Step 2: Convert to fraction form
    10,415,136,724.79/14,372,877,742.34 = 5,657,416,320.63/x
  3. Step 3: Cross multiply
    10,415,136,724.79x = 14,372,877,742.34 × 5,657,416,320.63
  4. Step 4: Simplify right side
    10,415,136,724.79x = 81,313,353,113,985,728,512
  5. Step 5: Solve for x
    x = 81,313,353,113,985,728,512/10,415,136,724.79
  6. Step 6: Final answer
    x = 7,807,228,581.11

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1.5x scale

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.