Home / 28,013,624,214,158-38,660,016,626,361-15,513,354,254,664

Finding the Fourth Proportional to 28,013,624,214,158, 38,660,016,626,361 and 15,513,354,254,664

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Solution

The fourth proportional to 28,013,624,214,158, 38,660,016,626,361 and 15,513,354,254,664 is: 21,409,101,829,560.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,013,624,214,158 : 38,660,016,626,361 = 15,513,354,254,664 : x
  2. Step 2: Convert to fraction form
    28,013,624,214,158/38,660,016,626,361 = 15,513,354,254,664/x
  3. Step 3: Cross multiply
    28,013,624,214,158x = 38,660,016,626,361 × 15,513,354,254,664
  4. Step 4: Simplify right side
    28,013,624,214,158x = 599,746,533,415,938,402,736,406,528
  5. Step 5: Solve for x
    x = 599,746,533,415,938,402,736,406,528/28,013,624,214,158
  6. Step 6: Final answer
    x = 21,409,101,829,560.07

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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.