Home / 771,126,621-1,064,143,841.52-436,590,511.24

Finding the Fourth Proportional to 771,126,621, 1,064,143,841.52 and 436,590,511.24

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Solution

The fourth proportional to 771,126,621, 1,064,143,841.52 and 436,590,511.24 is: 602,488,736.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,126,621 : 1,064,143,841.52 = 436,590,511.24 : x
  2. Step 2: Convert to fraction form
    771,126,621/1,064,143,841.52 = 436,590,511.24/x
  3. Step 3: Cross multiply
    771,126,621x = 1,064,143,841.52 × 436,590,511.24
  4. Step 4: Simplify right side
    771,126,621x = 464,595,103,802,114,368
  5. Step 5: Solve for x
    x = 464,595,103,802,114,368/771,126,621
  6. Step 6: Final answer
    x = 602,488,736.80

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1.5x scale

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.