Home / 790,016,533,534.45-1,090,221,969,247.10-429,134,617,688.01

Finding the Fourth Proportional to 790,016,533,534.45, 1,090,221,969,247.10 and 429,134,617,688.01

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Solution

The fourth proportional to 790,016,533,534.45, 1,090,221,969,247.10 and 429,134,617,688.01 is: 592,205,312,305.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,016,533,534.45 : 1,090,221,969,247.10 = 429,134,617,688.01 : x
  2. Step 2: Convert to fraction form
    790,016,533,534.45/1,090,221,969,247.10 = 429,134,617,688.01/x
  3. Step 3: Cross multiply
    790,016,533,534.45x = 1,090,221,969,247.10 × 429,134,617,688.01
  4. Step 4: Simplify right side
    790,016,533,534.45x = 467,851,987,967,923,684,638,720
  5. Step 5: Solve for x
    x = 467,851,987,967,923,684,638,720/790,016,533,534.45
  6. Step 6: Final answer
    x = 592,205,312,305.05

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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.