Home / 808,488,266.40-1,213,152,303.60-377,666,762.40

Finding the Fourth Proportional to 808,488,266.40, 1,213,152,303.60 and 377,666,762.40

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Solution

The fourth proportional to 808,488,266.40, 1,213,152,303.60 and 377,666,762.40 is: 566,696,292.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,488,266.40 : 1,213,152,303.60 = 377,666,762.40 : x
  2. Step 2: Convert to fraction form
    808,488,266.40/1,213,152,303.60 = 377,666,762.40/x
  3. Step 3: Cross multiply
    808,488,266.40x = 1,213,152,303.60 × 377,666,762.40
  4. Step 4: Simplify right side
    808,488,266.40x = 458,167,302,798,713,792
  5. Step 5: Solve for x
    x = 458,167,302,798,713,792/808,488,266.40
  6. Step 6: Final answer
    x = 566,696,292.13

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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.