Home / 498,759,230,075.63-747,736,238,501.20-458,500,714,751.72

Finding the Fourth Proportional to 498,759,230,075.63, 747,736,238,501.20 and 458,500,714,751.72

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Solution

The fourth proportional to 498,759,230,075.63, 747,736,238,501.20 and 458,500,714,751.72 is: 687,380,962,847.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,759,230,075.63 : 747,736,238,501.20 = 458,500,714,751.72 : x
  2. Step 2: Convert to fraction form
    498,759,230,075.63/747,736,238,501.20 = 458,500,714,751.72/x
  3. Step 3: Cross multiply
    498,759,230,075.63x = 747,736,238,501.20 × 458,500,714,751.72
  4. Step 4: Simplify right side
    498,759,230,075.63x = 342,837,599,798,562,729,754,624
  5. Step 5: Solve for x
    x = 342,837,599,798,562,729,754,624/498,759,230,075.63
  6. Step 6: Final answer
    x = 687,380,962,847.70

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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.