Home / 749,661,900,962.05-1,124,138,373,466.10-290,411,671,358.67

Finding the Fourth Proportional to 749,661,900,962.05, 1,124,138,373,466.10 and 290,411,671,358.67

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Solution

The fourth proportional to 749,661,900,962.05, 1,124,138,373,466.10 and 290,411,671,358.67 is: 435,480,185,744.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,661,900,962.05 : 1,124,138,373,466.10 = 290,411,671,358.67 : x
  2. Step 2: Convert to fraction form
    749,661,900,962.05/1,124,138,373,466.10 = 290,411,671,358.67/x
  3. Step 3: Cross multiply
    749,661,900,962.05x = 1,124,138,373,466.10 × 290,411,671,358.67
  4. Step 4: Simplify right side
    749,661,900,962.05x = 326,462,903,876,706,870,755,328
  5. Step 5: Solve for x
    x = 326,462,903,876,706,870,755,328/749,661,900,962.05
  6. Step 6: Final answer
    x = 435,480,185,744.74

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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.