Home / 1,771,316,019.90-2,655,946,094.58-838,631,037.60

Finding the Fourth Proportional to 1,771,316,019.90, 2,655,946,094.58 and 838,631,037.60

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Solution

The fourth proportional to 1,771,316,019.90, 2,655,946,094.58 and 838,631,037.60 is: 1,257,459,879.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,771,316,019.90 : 2,655,946,094.58 = 838,631,037.60 : x
  2. Step 2: Convert to fraction form
    1,771,316,019.90/2,655,946,094.58 = 838,631,037.60/x
  3. Step 3: Cross multiply
    1,771,316,019.90x = 2,655,946,094.58 × 838,631,037.60
  4. Step 4: Simplify right side
    1,771,316,019.90x = 2,227,358,829,107,293,184
  5. Step 5: Solve for x
    x = 2,227,358,829,107,293,184/1,771,316,019.90
  6. Step 6: Final answer
    x = 1,257,459,879.59

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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.