Home / 1,032,640,482.40-1,425,002,401.36-562,731,788

Finding the Fourth Proportional to 1,032,640,482.40, 1,425,002,401.36 and 562,731,788

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Solution

The fourth proportional to 1,032,640,482.40, 1,425,002,401.36 and 562,731,788 is: 776,547,271.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,032,640,482.40 : 1,425,002,401.36 = 562,731,788 : x
  2. Step 2: Convert to fraction form
    1,032,640,482.40/1,425,002,401.36 = 562,731,788/x
  3. Step 3: Cross multiply
    1,032,640,482.40x = 1,425,002,401.36 × 562,731,788
  4. Step 4: Simplify right side
    1,032,640,482.40x = 801,894,149,221,606,400
  5. Step 5: Solve for x
    x = 801,894,149,221,606,400/1,032,640,482.40
  6. Step 6: Final answer
    x = 776,547,271.67

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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.