Home / 430,094,153.60-645,141,230.40-157,374,281.60

Finding the Fourth Proportional to 430,094,153.60, 645,141,230.40 and 157,374,281.60

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Solution

The fourth proportional to 430,094,153.60, 645,141,230.40 and 157,374,281.60 is: 236,061,422.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,094,153.60 : 645,141,230.40 = 157,374,281.60 : x
  2. Step 2: Convert to fraction form
    430,094,153.60/645,141,230.40 = 157,374,281.60/x
  3. Step 3: Cross multiply
    430,094,153.60x = 645,141,230.40 × 157,374,281.60
  4. Step 4: Simplify right side
    430,094,153.60x = 101,528,637,664,740,080
  5. Step 5: Solve for x
    x = 101,528,637,664,740,080/430,094,153.60
  6. Step 6: Final answer
    x = 236,061,422.40

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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.