Home / 145,863,829.12-201,095,096.16-93,562,064.32

Finding the Fourth Proportional to 145,863,829.12, 201,095,096.16 and 93,562,064.32

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Solution

The fourth proportional to 145,863,829.12, 201,095,096.16 and 93,562,064.32 is: 128,989,293.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,863,829.12 : 201,095,096.16 = 93,562,064.32 : x
  2. Step 2: Convert to fraction form
    145,863,829.12/201,095,096.16 = 93,562,064.32/x
  3. Step 3: Cross multiply
    145,863,829.12x = 201,095,096.16 × 93,562,064.32
  4. Step 4: Simplify right side
    145,863,829.12x = 18,814,872,321,358,504
  5. Step 5: Solve for x
    x = 18,814,872,321,358,504/145,863,829.12
  6. Step 6: Final answer
    x = 128,989,293.88

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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.