Home / 289,868,511.68-435,075,182.72-151,793,224.32

Finding the Fourth Proportional to 289,868,511.68, 435,075,182.72 and 151,793,224.32

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Solution

The fourth proportional to 289,868,511.68, 435,075,182.72 and 151,793,224.32 is: 227,832,490.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,868,511.68 : 435,075,182.72 = 151,793,224.32 : x
  2. Step 2: Convert to fraction form
    289,868,511.68/435,075,182.72 = 151,793,224.32/x
  3. Step 3: Cross multiply
    289,868,511.68x = 435,075,182.72 × 151,793,224.32
  4. Step 4: Simplify right side
    289,868,511.68x = 66,041,464,806,681,952
  5. Step 5: Solve for x
    x = 66,041,464,806,681,952/289,868,511.68
  6. Step 6: Final answer
    x = 227,832,490.06

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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.