Home / 749,533,095,178.11-1,034,355,671,345.70-428,748,930,286.10

Finding the Fourth Proportional to 749,533,095,178.11, 1,034,355,671,345.70 and 428,748,930,286.10

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Solution

The fourth proportional to 749,533,095,178.11, 1,034,355,671,345.70 and 428,748,930,286.10 is: 591,673,523,794.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,533,095,178.11 : 1,034,355,671,345.70 = 428,748,930,286.10 : x
  2. Step 2: Convert to fraction form
    749,533,095,178.11/1,034,355,671,345.70 = 428,748,930,286.10/x
  3. Step 3: Cross multiply
    749,533,095,178.11x = 1,034,355,671,345.70 × 428,748,930,286.10
  4. Step 4: Simplify right side
    749,533,095,178.11x = 443,478,887,624,829,638,279,168
  5. Step 5: Solve for x
    x = 443,478,887,624,829,638,279,168/749,533,095,178.11
  6. Step 6: Final answer
    x = 591,673,523,794.77

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.