Home / 1,120,316,293.32-1,546,172,054.78-637,625,603.00

Finding the Fourth Proportional to 1,120,316,293.32, 1,546,172,054.78 and 637,625,603.00

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Solution

The fourth proportional to 1,120,316,293.32, 1,546,172,054.78 and 637,625,603.00 is: 880,000,491.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,316,293.32 : 1,546,172,054.78 = 637,625,603.00 : x
  2. Step 2: Convert to fraction form
    1,120,316,293.32/1,546,172,054.78 = 637,625,603.00/x
  3. Step 3: Cross multiply
    1,120,316,293.32x = 1,546,172,054.78 × 637,625,603.00
  4. Step 4: Simplify right side
    1,120,316,293.32x = 985,878,888,759,927,552
  5. Step 5: Solve for x
    x = 985,878,888,759,927,552/1,120,316,293.32
  6. Step 6: Final answer
    x = 880,000,491.50

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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.