Home / 1,051,922,213.60-1,577,883,320.40-477,493,541.60

Finding the Fourth Proportional to 1,051,922,213.60, 1,577,883,320.40 and 477,493,541.60

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Solution

The fourth proportional to 1,051,922,213.60, 1,577,883,320.40 and 477,493,541.60 is: 716,240,312.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,922,213.60 : 1,577,883,320.40 = 477,493,541.60 : x
  2. Step 2: Convert to fraction form
    1,051,922,213.60/1,577,883,320.40 = 477,493,541.60/x
  3. Step 3: Cross multiply
    1,051,922,213.60x = 1,577,883,320.40 × 477,493,541.60
  4. Step 4: Simplify right side
    1,051,922,213.60x = 753,429,094,889,363,584
  5. Step 5: Solve for x
    x = 753,429,094,889,363,584/1,051,922,213.60
  6. Step 6: Final answer
    x = 716,240,312.40

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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.