Home / 468,075,544.76-645,946,409.60-259,227,309.08

Finding the Fourth Proportional to 468,075,544.76, 645,946,409.60 and 259,227,309.08

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Solution

The fourth proportional to 468,075,544.76, 645,946,409.60 and 259,227,309.08 is: 357,734,881.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,075,544.76 : 645,946,409.60 = 259,227,309.08 : x
  2. Step 2: Convert to fraction form
    468,075,544.76/645,946,409.60 = 259,227,309.08/x
  3. Step 3: Cross multiply
    468,075,544.76x = 645,946,409.60 × 259,227,309.08
  4. Step 4: Simplify right side
    468,075,544.76x = 167,446,949,570,495,488
  5. Step 5: Solve for x
    x = 167,446,949,570,495,488/468,075,544.76
  6. Step 6: Final answer
    x = 357,734,881.57

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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.