Home / 291,898,746,271.86-437,688,503,851.77-231,779,213,387.70

Finding the Fourth Proportional to 291,898,746,271.86, 437,688,503,851.77 and 231,779,213,387.70

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Solution

The fourth proportional to 291,898,746,271.86, 437,688,503,851.77 and 231,779,213,387.70 is: 347,542,078,982.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,898,746,271.86 : 437,688,503,851.77 = 231,779,213,387.70 : x
  2. Step 2: Convert to fraction form
    291,898,746,271.86/437,688,503,851.77 = 231,779,213,387.70/x
  3. Step 3: Cross multiply
    291,898,746,271.86x = 437,688,503,851.77 × 231,779,213,387.70
  4. Step 4: Simplify right side
    291,898,746,271.86x = 101,447,097,131,602,563,563,520
  5. Step 5: Solve for x
    x = 101,447,097,131,602,563,563,520/291,898,746,271.86
  6. Step 6: Final answer
    x = 347,542,078,982.14

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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.