Home / 382,630,965.40-573,946,448.10-306,103,461.40

Finding the Fourth Proportional to 382,630,965.40, 573,946,448.10 and 306,103,461.40

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Solution

The fourth proportional to 382,630,965.40, 573,946,448.10 and 306,103,461.40 is: 459,155,192.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,630,965.40 : 573,946,448.10 = 306,103,461.40 : x
  2. Step 2: Convert to fraction form
    382,630,965.40/573,946,448.10 = 306,103,461.40/x
  3. Step 3: Cross multiply
    382,630,965.40x = 573,946,448.10 × 306,103,461.40
  4. Step 4: Simplify right side
    382,630,965.40x = 175,686,994,421,645,440
  5. Step 5: Solve for x
    x = 175,686,994,421,645,440/382,630,965.40
  6. Step 6: Final answer
    x = 459,155,192.10

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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.