Home / 759,617,984.60-1,048,316,996.81-425,087,619.29

Finding the Fourth Proportional to 759,617,984.60, 1,048,316,996.81 and 425,087,619.29

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Solution

The fourth proportional to 759,617,984.60, 1,048,316,996.81 and 425,087,619.29 is: 586,645,636.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,617,984.60 : 1,048,316,996.81 = 425,087,619.29 : x
  2. Step 2: Convert to fraction form
    759,617,984.60/1,048,316,996.81 = 425,087,619.29/x
  3. Step 3: Cross multiply
    759,617,984.60x = 1,048,316,996.81 × 425,087,619.29
  4. Step 4: Simplify right side
    759,617,984.60x = 445,626,576,435,205,440
  5. Step 5: Solve for x
    x = 445,626,576,435,205,440/759,617,984.60
  6. Step 6: Final answer
    x = 586,645,636.98

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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.