Home / 849,493,814.37-1,172,360,382.98-514,980,436.59

Finding the Fourth Proportional to 849,493,814.37, 1,172,360,382.98 and 514,980,436.59

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Solution

The fourth proportional to 849,493,814.37, 1,172,360,382.98 and 514,980,436.59 is: 710,708,720.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,493,814.37 : 1,172,360,382.98 = 514,980,436.59 : x
  2. Step 2: Convert to fraction form
    849,493,814.37/1,172,360,382.98 = 514,980,436.59/x
  3. Step 3: Cross multiply
    849,493,814.37x = 1,172,360,382.98 × 514,980,436.59
  4. Step 4: Simplify right side
    849,493,814.37x = 603,742,661,865,284,992
  5. Step 5: Solve for x
    x = 603,742,661,865,284,992/849,493,814.37
  6. Step 6: Final answer
    x = 710,708,720.48

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Double scale
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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.