Home / 303,345,066.10-455,017,599.15-242,878,890.10

Finding the Fourth Proportional to 303,345,066.10, 455,017,599.15 and 242,878,890.10

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Solution

The fourth proportional to 303,345,066.10, 455,017,599.15 and 242,878,890.10 is: 364,318,335.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,345,066.10 : 455,017,599.15 = 242,878,890.10 : x
  2. Step 2: Convert to fraction form
    303,345,066.10/455,017,599.15 = 242,878,890.10/x
  3. Step 3: Cross multiply
    303,345,066.10x = 455,017,599.15 × 242,878,890.10
  4. Step 4: Simplify right side
    303,345,066.10x = 110,514,169,457,518,688
  5. Step 5: Solve for x
    x = 110,514,169,457,518,688/303,345,066.10
  6. Step 6: Final answer
    x = 364,318,335.15

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.