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Finding the Fourth Proportional to 1,114,875,579.02, 1,672,205,308.59 and 338,528,064.02

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Solution

The fourth proportional to 1,114,875,579.02, 1,672,205,308.59 and 338,528,064.02 is: 507,759,284.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,875,579.02 : 1,672,205,308.59 = 338,528,064.02 : x
  2. Step 2: Convert to fraction form
    1,114,875,579.02/1,672,205,308.59 = 338,528,064.02/x
  3. Step 3: Cross multiply
    1,114,875,579.02x = 1,672,205,308.59 × 338,528,064.02
  4. Step 4: Simplify right side
    1,114,875,579.02x = 566,088,425,760,939,328
  5. Step 5: Solve for x
    x = 566,088,425,760,939,328/1,114,875,579.02
  6. Step 6: Final answer
    x = 507,759,284.01

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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.