Home / 298,688,097.40-448,032,146.10-83,277,345.40

Finding the Fourth Proportional to 298,688,097.40, 448,032,146.10 and 83,277,345.40

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Solution

The fourth proportional to 298,688,097.40, 448,032,146.10 and 83,277,345.40 is: 124,916,018.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,688,097.40 : 448,032,146.10 = 83,277,345.40 : x
  2. Step 2: Convert to fraction form
    298,688,097.40/448,032,146.10 = 83,277,345.40/x
  3. Step 3: Cross multiply
    298,688,097.40x = 448,032,146.10 × 83,277,345.40
  4. Step 4: Simplify right side
    298,688,097.40x = 37,310,927,781,072,968
  5. Step 5: Solve for x
    x = 37,310,927,781,072,968/298,688,097.40
  6. Step 6: Final answer
    x = 124,916,018.10

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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.