Home / 242,758,497.40-364,137,746.10-214,698,412.60

Finding the Fourth Proportional to 242,758,497.40, 364,137,746.10 and 214,698,412.60

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Solution

The fourth proportional to 242,758,497.40, 364,137,746.10 and 214,698,412.60 is: 322,047,618.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,758,497.40 : 364,137,746.10 = 214,698,412.60 : x
  2. Step 2: Convert to fraction form
    242,758,497.40/364,137,746.10 = 214,698,412.60/x
  3. Step 3: Cross multiply
    242,758,497.40x = 364,137,746.10 × 214,698,412.60
  4. Step 4: Simplify right side
    242,758,497.40x = 78,179,796,055,411,840
  5. Step 5: Solve for x
    x = 78,179,796,055,411,840/242,758,497.40
  6. Step 6: Final answer
    x = 322,047,618.90

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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.