Home / 899,030,503,240.96-1,348,007,214,316.10-286,145,329,428.40

Finding the Fourth Proportional to 899,030,503,240.96, 1,348,007,214,316.10 and 286,145,329,428.40

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Solution

The fourth proportional to 899,030,503,240.96, 1,348,007,214,316.10 and 286,145,329,428.40 is: 429,046,586,319.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,030,503,240.96 : 1,348,007,214,316.10 = 286,145,329,428.40 : x
  2. Step 2: Convert to fraction form
    899,030,503,240.96/1,348,007,214,316.10 = 286,145,329,428.40/x
  3. Step 3: Cross multiply
    899,030,503,240.96x = 1,348,007,214,316.10 × 286,145,329,428.40
  4. Step 4: Simplify right side
    899,030,503,240.96x = 385,725,968,412,340,291,371,008
  5. Step 5: Solve for x
    x = 385,725,968,412,340,291,371,008/899,030,503,240.96
  6. Step 6: Final answer
    x = 429,046,586,319.17

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Double scale
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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.