Home / 1,218,153,778,095-1,827,291,360,365.80-463,595,841,073.92

Finding the Fourth Proportional to 1,218,153,778,095, 1,827,291,360,365.80 and 463,595,841,073.92

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Solution

The fourth proportional to 1,218,153,778,095, 1,827,291,360,365.80 and 463,595,841,073.92 is: 695,416,859,783.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,218,153,778,095 : 1,827,291,360,365.80 = 463,595,841,073.92 : x
  2. Step 2: Convert to fraction form
    1,218,153,778,095/1,827,291,360,365.80 = 463,595,841,073.92/x
  3. Step 3: Cross multiply
    1,218,153,778,095x = 1,827,291,360,365.80 × 463,595,841,073.92
  4. Step 4: Simplify right side
    1,218,153,778,095x = 847,124,675,095,890,526,994,432
  5. Step 5: Solve for x
    x = 847,124,675,095,890,526,994,432/1,218,153,778,095
  6. Step 6: Final answer
    x = 695,416,859,783.22

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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.