Home / 190,863,075.60-286,378,594.20-88,574,461.20

Finding the Fourth Proportional to 190,863,075.60, 286,378,594.20 and 88,574,461.20

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Solution

The fourth proportional to 190,863,075.60, 286,378,594.20 and 88,574,461.20 is: 132,900,665.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,863,075.60 : 286,378,594.20 = 88,574,461.20 : x
  2. Step 2: Convert to fraction form
    190,863,075.60/286,378,594.20 = 88,574,461.20/x
  3. Step 3: Cross multiply
    190,863,075.60x = 286,378,594.20 × 88,574,461.20
  4. Step 4: Simplify right side
    190,863,075.60x = 25,365,829,680,478,444
  5. Step 5: Solve for x
    x = 25,365,829,680,478,444/190,863,075.60
  6. Step 6: Final answer
    x = 132,900,665.05

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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.