Home / 13,859,280,013.60-20,788,920,020.40-10,763,411,802.40

Finding the Fourth Proportional to 13,859,280,013.60, 20,788,920,020.40 and 10,763,411,802.40

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Solution

The fourth proportional to 13,859,280,013.60, 20,788,920,020.40 and 10,763,411,802.40 is: 16,145,117,703.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,859,280,013.60 : 20,788,920,020.40 = 10,763,411,802.40 : x
  2. Step 2: Convert to fraction form
    13,859,280,013.60/20,788,920,020.40 = 10,763,411,802.40/x
  3. Step 3: Cross multiply
    13,859,280,013.60x = 20,788,920,020.40 × 10,763,411,802.40
  4. Step 4: Simplify right side
    13,859,280,013.60x = 223,759,707,106,723,004,416
  5. Step 5: Solve for x
    x = 223,759,707,106,723,004,416/13,859,280,013.60
  6. Step 6: Final answer
    x = 16,145,117,703.60

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1.5x scale

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.