Finding the Fourth Proportional to 21,488,904,510.84, 32,239,160,068.74 and 6,565,663,152
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Solution
The fourth proportional to 21,488,904,510.84, 32,239,160,068.74 and 6,565,663,152 is: 9,850,267,853.72
Step by Step Solution
- Step 1: Write the proportion equation
21,488,904,510.84 : 32,239,160,068.74 = 6,565,663,152 : x - Step 2: Convert to fraction form
21,488,904,510.84/32,239,160,068.74 = 6,565,663,152/x - Step 3: Cross multiply
21,488,904,510.84x = 32,239,160,068.74 × 6,565,663,152 - Step 4: Simplify right side
21,488,904,510.84x = 211,671,465,314,756,001,792 - Step 5: Solve for x
x = 211,671,465,314,756,001,792/21,488,904,510.84 - Step 6: Final answer
x = 9,850,267,853.72
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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.